Nitrogen Newsletter, Summer 2012, Issue 33

Nitrogen Newsletter
Issue 33, Slimmer 201.2
Nitrogen Newsletter is a summary of recent publications, news and reports related to the
cycling, effects and management of nitrogen. Prepared by Mary O'Brien and Jana Compton.
Contact Jana Compton with any questions (Compton.jana@epa.gov)
Please note: Most of these links are available to EPA staff through library access — not all
links will be available to folks outside EPA, depending on your access to specific journals and
websites.
Table of Contents
Special Issues 1
Articles 1
News 16
Reports 20
Web Pages 22
Special Issues
Chen C-TA, Swaney DP, editors. 2012. Carbon and nitrogen cycles. Curr Opin Environ
Sustain 4(2): 159-252. Available from:
http://www.sciencedirect.eom/science/iournal/18773435/4/2
Michelle Devlin M, Schaffelke B, editors. 2012. The catchment to reef continuum: Case
studies from the Great Barrier Reef. Mar Pollut Bull 65(4-9):77-406. Available from:
http://www.sciencedirect.com/science/iournal/0025326X/65/4-9
Articles
Allums SE, Opsahl SP, Golladay SW, Hicks DW, Conner LM. 2012. Nitrate concentrations in
springs flowing into the Lower Flint River Basin, Georgia USA. J Am Water Resour As
48(3):423-438. Available from http://dx.doi.org/10.1111/i. 1752-1688.2011.00624.x
Amano Y, Takahashi K, MachidaM. 2012. Competition between the cyanobacterium
Microcystis aeruginosa and the diatom Cyclotella sp under nitrogen-limited condition
caused by dilution in eutrophic lake. J Appl Phycol 24(4):965-971. Available from:
http://dx.doi.org/10.1007/slQ811-011-9718-8

-------
Antle JM, Ogle SM. 2012. Influence of soil C, N20 and fuel use on GHG mitigation with no-
till adoption. Climatic Change 111(3-4):609-625. Available from:
http://dx.doi.org/10.1007/slQ584-011-0193-7
Aronson EL, Vann DR, Helliker BR. 2012. Methane flux response to nitrogen amendment in
an upland pine forest soil and riparian zone. J Geophys Res-Biogeo 117:G03012. Available
from: http://dx.doi.org/10.1029/2012JG0Q1962
Azar C, Johansson DJA. 2012. Valuing the non-C02 climate impacts of aviation. Climatic
Change 111(3-4): 559-579. Available from: http://dx.doi.org/10.1007/slQ584-011-0168-8
Bachmann RW, Bigham DL, Hoyer MV, Canfield DE. 2012. Factors determining the
distributions of total phosphorus, total nitrogen, and chlorophyll a in Florida lakes. Lake
Reserv Manage 28(1): 10-26. Available from: http://dx.doi.org/10.1080/Q7438141.2011.646458
Bachmann RW, Bigham DL, Hoyer MV, Canfield DE. 2012. Phosphorus, nitrogen, and the
designated uses of Florida lakes. Lake Reserv Manage 28(l):46-58. Available from:
http://dx.doi.org/10.1080/07438141.2011.65Q835
Bachmann RW, Bigham DL, Hoyer MV, Canfield DE. 2012. A strategy for establishing
numeric nutrient criteria for Florida lakes. Lake Reserv Manage 28(1):84-91. Available from:
http://dx.doi.org/10.1080/07438141.2012.667Q53
Baneras L, Ruiz-Rueda O, Lopez-Flores R, Quintana XD, Hallin S. 2012. The role of plant type
and salinity in the selection for the denitrifying community structure in the rhizosphere of
wetland vegetation. Int Microbiol 15(2):89-99. Available from:
http://dx.doi.org/10.2436/20.1501.01.162
Beaver MR, St Clair JM, Paulot F, Spencer KM, Crounse JD, LaFranchi BW, Min KE, Pusede
SE, Wooldridge PJ, Schade GW, Park C, Cohen RC, Wennberg PO. 2012. Importance of
biogenic precursors to the budget of organic nitrates: Observations of multifunctional
organic nitrates by CIMS and TD-LIF during BEARPEX 2009. Atmos Chem Phys
12(13):5773-5785. Available from: http://dx.doi.org/10.5194/acp-12-5773-2012
Bernal S, von Schiller D, Marti E, Sabater F. 2012. In-stream net uptake regulates inorganic
nitrogen export from catchments under base flow conditions. J Geophys Res-Biogeo
117:G00N05. Available from: http://dx.doi.org/10.1029/2012JG0Q1985
Bernhard JM, Casciotti KL, Mcllvin MR, Beaudoin DJ, Visscher PT, Edgcomb VP. 2012.
Potential importance of physiologically diverse benthic foraminifera in sedimentary nitrate
storage and respiration. J Geophys Res-Biogeo 117:G03002. Available from:
http://dx.doi. org/10.1029/2012JGOO1949
Bi J, Zhang NL, Liang Y, Yang HJ, Ma KP. 2012. Interactive effects of water and nitrogen
addition on soil microbial communities in a semiarid steppe. J Plant Ecol-UK 5(3):320-329.
Available from: http://dx.doi.org/10.1093/ipe/rtr046

-------
Bi R, Arndt C, Sommer U. 2012. Stoichiometric responses of phytoplankton species to the
interactive effect of nutrient supply ratios and growth rates. J Phycol 48(3):539-549.
Available from: http://dx.doi.ore/10.1111/j. 1529-8817.2012.01163.x
Bianucci L, Fennel K, Denman KL. 2012. Role of sediment denitrification in water column
oxygen dynamics: comparison of the North American East and West Coasts.
Biogeosciences 9(7):2673-2682. Available from: http://dx.doi.org/10.5194/bg-9-2673-2012
Boudsocq S, Niboyet A, Lata JC, Raynaud X, Loeuille N, Mathieu J, Blouin M, Abbadie L,
Barot S. 2012. Plant preference for ammonium versus nitrate: A neglected determinant of
ecosystem functioning? Am Nat 180(l):60-69. Available from:
http://dx.doi.org/10.1086/665997
Bowman WD, Murgel J, Blett T, Porter E. 2012. Nitrogen critical loads for alpine vegetation
and soils in Rocky Mountain National Park. J Environ Manage 103:165-171. Available from:
http://dx.doi.Org/10.1016/i.ienvman.2012.03.002
Boyacioglu H, Vetter T, Krysanova V, Rode M. 2012. Modeling the impacts of climate change
on nitrogen retention in a 4th order stream. Climatic Change 113(3-4):981-999. Available
from: http://dx.doi.org/10.1007/slQ584-011-0369-1
Brauer VS, Stomp M, Huisman J. 2012. The nutrient-load hypothesis: Patterns of resource
limitation and community structure driven by competition for nutrients and light. Am Nat
179(6):721-740. Available from: http://dx.doi.org/10.1086/665650
Bresler SE. 2012. Policy recommendations for reducing reactive nitrogen from wastewater
treatment in the Great Bay Estuary, NH. Environ Sci Policy 19-20:69-77. Available from:
http://dx.doi.Org/10.1016/i.envsci.2012.02.006
Bronders J, Tirez K, Desmet N, Widory D, Petelet-Giraud E, Bregnot A, Boeckx P. 2012. Use of
compound-specific nitrogen (d(15)N), oxygen (d(18)0), and bulk boron (d(ll)B) isotope
ratios to identify sources of nitrate-contaminated waters: A guideline to identify polluters.
Environ Forensics 13(l):32-38. Available from:
http://dx.doi.org/10.1080/15275922.2011.643338
Brummell ME, Farrell RE, Siciliano SD. 2012. Greenhouse gas soil production and surface
fluxes at a high arctic polar oasis. Soil Biol Biochem 52:1-12. Available from:
http://dx.doi.Org/10.1016/i.soilbio.2012.03.019
Brzostek ER, Blair JM, Dukes JS, Frey SD, Hobbie SE, Melillo JM, Mitchell RJ, Pendall E,
Reich PB, Shaver GR, Stefanski A, Tjoelker MG, Finzi AC. 2012. The effect of experimental
warming and precipitation change on proteolytic enzyme activity: Positive feedbacks to
nitrogen availability are not universal. Global Change Biol 18(8):2617-2625. Available from:
http://dx.doi.org/10.111 l/i,1365-2486.2012.02685.x

-------
Burgin AJ, Hamilton SK, Jones SE, Lennon JT. 2012. Denitrification by sulfur-oxidizing
bacteria in a eutrophic lake. Aquat Microb Ecol 66(3):283-293. Available from:
http://dx.doi.org/10.3354/ame01574
Cai ZC, Zhang JB, Zhu TB, Cheng Y. 2012. Stimulation of NO and N20 emissions from soils
by S02 deposition. Global Change Biol 18(7):2280-2291. Available from:
http://dx.doi.org/10.111 l/i,1365-2486.2012.02688.x
Cantarel AAM, Bloor JMG, Pommier T, Guillaumaud N, Moirot C, Soussana JF, Poly F. 2012.
Four years of experimental climate change modifies the microbial drivers of N20 fluxes in
an upland grassland ecosystem. Global Change Biol 18(8):2520-2531. Available from:
http://dx.doi.org/10.111 l/i.l365-2486.2012.02692.x
Carmichael RH, Walton W, Clark H. 2012. Bivalve-enhanced nitrogen removal from coastal
estuaries. Can J Fish Aquat Sci 69(7): 1131-1149. Available from:
http://dx.doi.org/10.1139/f2012-057
Carrino-Kyker SR, Smemo KA, Burke DJ. 2012. The effects of pH change and NO-3 pulse on
microbial community structure and function: a vernal pool microcosm study. FEMS
Microbiol Ecol 81(3):660-672. Available from: http://dx.doi.Org/10.l 11 l/j.1574-
6941.2012.01397.x
Cessna JF, Nielsen C. 2012. Influences of hemlock woolly adelgid-induced stand-level
mortality on nitrogen cycling and stream water nitrogen concentrations in southern
Pennsylvania. Castanea 77(2): 127-135. Available from: http://dx.doi.org/10.2179/ll-025
Chiwa M, Matsuda T, Nakatani N, Kobayashi T, Kume A, Sakugawa H. 2012. Effects of
canopy N uptake on foliar C02 assimilation rates and biomass production and allocation in
Japanese red pine seedlings. Can J Forest Res 42(7): 1395-1403. Available from:
http://dx.doi.org/10.1139/X2012-091
Cucek L, Klemes JJ, Kravanja Z. 2012. Carbon and nitrogen trade-offs in biomass energy
production. Clean Technol Envir 14(3):389-397. Available from:
http://dx.doi.org/10.1007/slQ098-012-0468-3
Cronan CS. 2012. Biogeochemistry of the Penobscot River watershed, Maine, USA:
Nutrient export patterns for carbon, nitrogen, and phosphorus. Environ Monit Assess
184(7):4279-4288. Available from: http://dx.doi.org/10.1007/slQ661-011-2263-8
Dailer ML, Smith JE, Smith CM. 2012. Responses of bloom forming and non-bloom forming
macroalgae to nutrient enrichment in Hawai'i, USA. Harmful Algae 17:111-125. Available
from: http://dx.doi.Org/10.1016/i.hal.2012.03.008
Dayyani S, Prasher SO, Madani A, Madramootoo CA. 2012. Impact of climate change on the
hydrology and nitrogen pollution in a tile-drained agricultural watershed in eastern
Canada. T ASABE 55(2):389-401. Available from:

-------
http://elibrarv.asabe.org/abstract.asp?aid=41380&redir=rvolume=55&issue=2&conf=t&orgconf
=t20121&redirType=toc journals.asp&dabs=Y
Decock C, Chung H, Venterea R, Gray SB, Leakey ADB, Six J. 2012. Elevated C02 and 0-3
modify N turnover rates, but not N20 emissions in a soybean agroecosystem. Soil Biol
Biochem 51: 104-114. Available from: http://dx.doi.Org/10.1016/i.soilbio.2012.04.015
DeVries T, Deutsch C, Primeau F, Chang B, Devol A. 2012. Global rates of water-column
denitrification derived from nitrogen gas measurements. Nat Geosci 5(8):547-550. Available
from: http://dx.doi.org/10.1038/NGEQ1515
Dolman AM, Rucker J, Pick FR, Fastner J, Rohrlack T, Mischke U, Wiedner C. 2012.
Cyanobacteria and cyanotoxins: The influence of nitrogen versus phosphorus. PLoS ONE
7(6):e38757. Available from: http://dx.doi.org/10.1371/iournal.pone.0038757
Donnelly A, Broderick B, Misstear B. 2012. Relating background N02 concentrations in air
to air mass history using non-parametric regression methods: application at two
background sites in Ireland. Environ Model Assess 17(4):363-373. Available from:
http://dx.doi.org/10.1007/slQ666-011-9301-3
Dunn SM, Darling WG, Birkel C, Bacon JR. 2012. The role of groundwater characteristics in
catchment recovery from nitrate pollution. Hydrol Res 43(5):560-575. Available from:
http://dx.doi.org/10.2166/nh.2012.020
Dyer L, Oelbermann M, Echarte L. 2012. Soil carbon dioxide and nitrous oxide emissions
during the growing season from temperate maize-soybean intercrops. J Plant Nutr Soil Sc
175(3):394-400. Available from: http://dx.doi.org/10.1002/ipln.20110Q167
Edenius L, Mikusinski G, Witzell J, Bergh J. 2012. Effects of repeated fertilization of young
Norway spruce on foliar phenolics and arthropods: Implications for insectivorous birds'
food resources. Forest Ecol Manag 277:38-45. Available from:
http://dx.doi.Org/10.1016/i.foreco.2012.04.021
Esmeijer-Liu AJ, Kurschner WM, Lotter AF, Verhoeven JTA, Goslar T. 2012. Stable carbon
and nitrogen isotopes in a peat profile are influenced by early stage diagenesis and changes
in atmospheric C02 and N deposition. Water Air Soil Poll 223(5):2007-2022. Available from:
http://dx.doi.org/10.1007/sl 1270-011-1001-8
Fedorenkova A, Vonk JA, Lenders HJR, Creemers RCM, Breure AM, Hendriks AJ. 2012.
Ranking ecological risks of multiple chemical stressors on amphibians. Environ Toxicol
Chem 31(6): 1416-1421. Available from: http://dx.doi.org/10.1002/etc.1831
Felgate H, Giannopoulos G, Sullivan MJ, Gates AJ, Clarke TA, Baggs E, Rowley G, Richardson
DJ. 2012. The impact of copper, nitrate and carbon status on the emission of nitrous oxide
by two species of bacteria with biochemically distinct denitrification pathways. Environ

-------
Microbiol 14(7):1788-1800. Available from: http://dx.doi.Org/10.l 11 l/j.1462-
2920.2012.02789.x
Felzer BS. 2012. Carbon, nitrogen, and water response to climate and land use changes in
Pennsylvania during the 20th and 21st centuries. Ecol Model 240:49-63. Available from:
http://dx.doi.Org/10.1016/i.ecolmodel.2012.05.003
Fender AC, Pfeiffer B, Gansert D, Leuschner C, Daniel R, Jungkunst HF. 2012. The inhibiting
effect of nitrate fertilisation on methane uptake of a temperate forest soil is influenced by
labile carbon. Biol Fert Soils 48(6):621-631. Available from: http://dx.doi.org/10.1007/sQ0374-
011-0660-3
Fernanda Adame M, Reef R, Herrera-Silveira JA, Lovelock CE. 2012. Sensitivity of dissolved
organic carbon exchange and sediment bacteria to water quality in mangrove forests.
Hydrobiologia 691(l):239-253. Available from: http://dx.doi.org/10.1007/slQ750-012-1071-7
Forbes MG, Back J, Doyle RD. 2012. Nutrient transformation and retention by coastal
prairie wetlands, Upper Gulf Coast, Texas. Wetlands 32(4):705-715. Available from:
http://dx.doi.org/10.1007/sl3157-012-03Q2-z
Fox SE, Teichberg M, Valiela I, Heffner L. 2012. The relative role of nutrients, grazing, and
predation as controls on macroalgal growth in the Waquoit Bay estuarine system. Estuar
Coast 35(5): 1193-1204. Available from: http://dx.doi.org/10.1007/s 12237-012-9519-6
Gabriel JL, Munoz-Carpena R, Quemada M. 2012. The role of cover crops in irrigated
systems: Water balance, nitrate leaching and soil mineral nitrogen accumulation. Agr
Ecosyst Environ 155:50-61. Available from: http://dx.doi.Org/10.1016/i.agee.2012.03.021
Gao Y, Cornwell JC, Stoecker DK, Owens MS. 2012. Effects of cyanobacterial-driven pH
increases on sediment nutrient fluxes and coupled nitrification-denitrification in a shallow
fresh water estuary. Biogeosciences 9(7):2697-2710. Available from:
http://dx.doi. org/10.5194/b g-9-2697-2012
Garcia-Garizabal I, Causape J, Abrahao R. 2012. Nitrate contamination and its relationship
with flood irrigation management. J Hydrol 442:15-22. Available from:
http://dx.doi.Org/10.1016/i.ihydrol.2012.03.017
Geels C, Andersen HV, Skjoth CA, Christensen JH, Ellermann T, Lofstrom P, Gyldenkaerne S,
Brandt J, Hansen KM, Frohn LM, Hertel O. 2012. Improved modelling of atmospheric
ammonia over Denmark using the coupled modelling system DAMOS. Biogeosciences
9(7):2625-2647. Available from: http://dx.doi.org/10.5194/bg-9-2625-2012
Giri S, Nejadhashemi AP, Woznicki SA. 2012. Evaluation of targeting methods for
implementation of best management practices in the Saginaw River Watershed. J Environ
Manage 103:24-40. Available from: http://dx.doi.Org/10.1016/i.ienvman.2012.02.033

-------
Glamoclija M, Fogel ML, Steele A, Kish A. 2012. Microbial nitrogen and sulfur cycles at the
gypsum dunes of White Sands National Monument, New Mexico. Geomicrobiol J 29(8):733-
751. Available from: http://dx.doi.org/10.1080/0149Q451.2011.608111
Glavan M, White SM, Holman IP. 2012. Water quality targets and maintenance of valued
landscape character - Experience in the Axe catchment, UK. J Environ Manage 103:142-153.
Available from: http://dx.doi.Org/10.1016/i.ienvman.2012.03.009
Gobler CJ, Burson A, Koch F, Tang YZ, Mulholland MR. 2012. The role of nitrogenous
nutrients in the occurrence of harmful algal blooms caused by Cochlodinium polykrikoides
in New York estuaries (USA). Harmful Algae 17:64-74. Available from:
http://dx.doi.Org/10.1016/i.hal.2012.03.001
Grigal DF. 2012. Atmospheric deposition and inorganic nitrogen flux. Water Air Soil Poll
223(6):3565-3575. Available from: http://dx.doi.org/10.1007/sll270-012-1128-2
Gu BH. 2012. Stable isotopes as indicators for seasonally dominant nitrogen cycling
processes in a subarctic lake. Int Rev Hydrobiol 97(3):233-243. Available from:
http://dx.doi.org/10.1002/iroh.201111466
Gundale MJ, Hyodo F, Nilsson MC, Wardle DA. 2012. Nitrogen niches revealed through
species and functional group removal in a boreal shrub community. Ecology 93(7): 1695-
1706. Available from: http://dx.doi.Org/10.1890/l 1-1877.1
Guo XL, Sun DC, Zhang K, Tian K, Lu XG. 2012. Relationship between aboveground
productivity and nutrient cycling in three freshwater wetland types along a water level
gradient. Fresen Environ Bull 21(7): 1827-1832. Abstract available from: http://www.psp-
parlar.de/details artikel.asp?tabelle=FEBArtikel&artikel id=4125&jahr=2012
Gupta N, Aktaruzzaman M, Wang C. 2012. GIS-based assessment and management of
nitrogen and phosphorus in RonneAyen River catchment, Sweden. J Indian Soc Remote
40(3):457-466. Available from: http://dx.doi.org/10.1007/s 12524-011-0167-2
Gurdak JJ, Qi SL. 2012. Vulnerability of recently recharged groundwater in principle
aquifers of the United States to nitrate contamination. Environ Sci Technol 46(11):6004-
6012. Available from: http://dx.doi.org/10.1021/es300688b
Gutknecht JLM, Field CB, Balser TC. 2012. Microbial communities and their responses to
simulated global change fluctuate greatly over multiple years. Global Change Biol
18(7):2256-2269. Available from: http://dx.doi.Org/10.llll/i.1365-2486.2012.02686.x
Hamilton SK. 2012. Biogeochemical time lags may delay responses of streams to ecological
restoration. Freshwater Biol 57(1, SI):43-57. Available from: http://dx.doi.org/10. Ill 1/i .1365-
2427.2011.02685.x

-------
He NP, Zhang YH, Dai JZ, Han XG, Baoyin TGT, Yu GR. 2012. Land-use impact on soil
carbon and nitrogen sequestration in typical steppe ecosystems, Inner Mongolia. J Geogr
Sci 22(5):859-873. Available from: http://dx.doi.org/10.1007/sll442-012-Q968-4
He WM, Montesinos D, Thelen GC, Callaway RM. 2012. Growth and competitive effects of
Centaurea stoebe populations in response to simulated nitrogen deposition. PLoS ONE
7(4):e36257. Available from: http://dx.doi.org/10.1371/iournal.pone.0036257
Hines DE, Lisa JA, Song B, Tobias CR, Borrett SR. 2012. A network model shows the
importance of coupled processes in the microbial N cycle in the Cape Fear River Estuary.
Estuar Coast Shelf S 106:45-57. Available from: http://dx.doi.Org/10.1016/i.ecss.2012.04.018
Holmroos H, Hietanen S, Niemisto J, Horppila J. 2012. Sediment resuspension and
denitrification affect the nitrogen to phosphorus ratio of shallow lake waters. Fund Appl
Limnol 180(3): 193-205. Available from: http://dx.doi.org/10.1127/1863-9135/2012/0223
Hu Z, Lee JW, Chandran K, Kim S, Khanal SK. 2012. Nitrous oxide (N20) emission from
aquaculture: A review. Environ Sci Technol 46(12):6470-6480. Available from:
http://dx.doi.org/10.1021/es3001 lOx
Huang LJ, Zhu WX, Ren H, Chen HF, Wang J. 2012. Impact of atmospheric nitrogen
deposition on soil properties and herb-layer diversity in remnant forests along an urban-
rural gradient in Guangzhou, southern China. Plant Ecol 213(7): 1187-1202. Available from:
http://dx.doi.org/10.1007/sll258-012-008Q-v
Huang, WJ, Zhou, GY, Liu, JX, Zhang, DQ, Xu ZH, Liu SZ. 2012. Effects of elevated carbon
dioxide and nitrogen addition on foliar stoichiometry of nitrogen and phosphorus of five
tree species in subtropical model forest ecosystems. Environ Pollut 168:113-120. Available
from: http://dx.doi.Org/10.1016/i.envpol.2012.04.027
Huang WJ, Cai WJ, Powell RT, Lohrenz SE, Wang Y, Jiang LQ, Hopkinson CS. 2012. The
stoichiometry of inorganic carbon and nutrient removal in the Mississippi River plume and
adjacent continental shelf. Biogeosciences 9(7):2781-2792. Available from:
http://dx.doi.org/10.5194/bg-9-2781-2012
Hudak PF. 2012. Nitrate and chloride concentrations in groundwater beneath a portion of
the Trinity Group outcrop zone, Texas. Int J Environ Res 6(3):663-668. Available from:
http://www.iier.ir/? action=articleInfo&article=536
Isobe K, Koba K, Suwa Y, Ikutani J, Kuroiwa M, Fang YT, Yoh M, Mo JM Otsuka S, Senoo K.
2012. Nitrite transformations in an N-saturated forest soil. Soil Biol Biochem 52:61-63.
Available from: http://dx.doi.Org/10.1016/i.soilbio.2012.04.006
Jahangir MMR, Johnston R, Khalil MI, Richards KG. 2012. Linking hydrogeochemistry to
nitrate abundance in groundwater in agricultural settings in Ireland. J Hydrol 448:212-222.
Available from: http://dx.doi.Org/10.1016/i.ihydrol.2012.04.054

-------
Jankowski K, Schindler DE, Holtgrieve GW. 2012. Assessing nonpoint-source nitrogen
loading and nitrogen fixation in lakes using delta N-15 and nutrient stoichiometry. Limnol
Oceanogr 57(3):671-683. Available from: http://dx.doi.ore/10.4319/lo.2012.57.3.0671
Jantti H, Leskinen E, Stange CF, Hietanen S. 2012. Measuring nitrification in sediments -
Comparison of two techniques and three (N03-)-N-15 measurement methods. Isot Environ
Healt S 48(2):313-326. Available from: http://dx.doi.org/10.1080/10256016.2Q12.641543
Jiang R, Woli KP, Kuramochi K, Hayakawa A, Shimizu M, Hatano R. 2012. Coupled control of
land use and topography on nitrate-nitrogen dynamics in three adjacent watersheds.
Catena 97:1-11. Available from: http://dx.doi.Org/10.1016/i.catena.2012.04.015
Johansson O, PalmqvistK, Olofsson J. 2012. Nitrogen deposition drives lichen community
changes through differential species responses. Global Change Biol 18(8):2626-2635.
Available from: http://dx.doi.org/10.Ill 1/j. 1365-2486.2012.02723.x
Johnson JMF, Weyers SL, Archer DW, Barbour NW. 2012. Nitrous oxide, methane emission,
and yield-scaled emission from organically and conventionally managed systems.
Soil Sci Soc Am J 76(4): 1347-1357. Available from: http://dx.doi.org/10.2136/sssaj2012.0017
Johnson KA, Polasky S, Nelson E, Pennington D. 2012. Uncertainty in ecosystem services
valuation and implications for assessing land use tradeoffs: An agricultural case study in
the Minnesota River Basin. Ecol Econ 79:71-79. Available from:
http://dx.doi.Org/10.1016/i.ecolecon.2012.04.020
Jorba O, Dabdub D, Blaszczak-Boxe C, Perez C, Janjic Z, Baldasano JM, Spada M, Badia A,
Goncalves M. 2012. Potential significance of photoexcited N02 on global air quality with
the NMMB/BSC chemical transport model. J Geophys Res-Atmos 117:D13301. Available
from: http://dx.doi.org/10.1029/2012JD01773Q
Keck F, Lepori F. 2012. Can we predict nutrient limitation in streams and rivers?
Freshwater Biol 57(7): 1410-1421. Available from: http://dx.doi.Org/10.l 111/j. 1365-
2427.2012.02802.x
Lam QD, Schmalz B, Fohrer N. 2012. Assessing the spatial and temporal variations of water
quality in lowland areas, Northern Germany. J Hydrol 438:137-147. Available from:
http://dx.doi.Org/10.1016/i.ihydrol.2012.03.011
Li KH, Gong YM, Song W, Lv JL, Chang YH, Hu YK, Tian CY, Christie P. Liu XJ. 2012. No
significant nitrous oxide emissions during spring thaw under grazing and nitrogen addition
in an alpine grassland. Global Change Biol 18(8):2546-2554. Available from:
http://dx.doi.org/10.111 l/i.l365-2486.2012.02704.x
Limpens J, Granath G, Aerts R, Heijmans MMPD, Sheppard LJ, Bragazza L, Williams BL,
Rydin H, Bubier J, Moore T, Rochefort L, Mitchell EAD, Buttler A, van den Berg LJL,

-------
Gunnarsson U, Francez AJ, Gerdol R, Thormann M, Grosvernier P, Wiedermann MM, Nilsson
MB, Hoosbeek MR, Bayley S, Nordbakken JF, Paulissen MPCP, Hotes S, Breeuwer A, Ilomets
M, Tomassen HBM, Leith I, Xu B. 2012. Glasshouse vs field experiments: Do they yield
ecologically similar results for assessing N impacts on peat mosses? NewPhytol 195(2):408-
418. Available from: http://dx.doi.Org/10.l 111/i. 1469-8137.2012.04157.x
Lin HW, Jin YF, Giglio L, Foley JA, Randerson JT. 2012. Evaluating greenhouse gas
emissions inventories for agricultural burning using satellite observations of active fires.
Ecol Appl 22(4): 1345-1364. Available from: http://dx.doi.Org/10.1890/10-2362.l
Mayor JR, Schuur EAG, Mack MC, Hollingsworth TN, Baath E. 2012. Nitrogen isotope
patterns in Alaskan black spruce reflect organic nitrogen sources and the activity of
ectomycorrhizal fungi. Ecosystems 15(5):819-831. Available from:
http://dx.doi.org/10.1007/slQ021-012-9548-9
Merino P, Artetxe A, Castellon A, Menendez S, Aizpurua A, Estavillo JM. 2012. Warming
potential of N20 emissions from rapeseed crop in Northern Spain. Soil Till Res 123:29-34.
Available from: http://dx.doi.Org/10.1016/i.still.2012.03.005
Mewes M. 2012. Diffuse nutrient reduction in the German Baltic Sea catchment: Cost-
effectiveness analysis of water protection measures. Ecol Indie 22:16-26. Available from:
http://dx.doi.Org/10.1016/i.ecolind.2012.01.006
Millett J, Svensson BM, Newton J, Rydin H. 2012. Reliance on prey-derived nitrogen by the
carnivorous plant Drosera rotundifolia decreases with increasing nitrogen deposition. New
Phytol 195(1): 182-188. Available from: http://dx.doi.org/10.111 l/i,1469-8137.2012.04139.x
Millett J, Leith ID, Sheppard LJ, Newton J. 2012. Response of Sphagnum papillosum and
Drosera rotundifolia to reduced and oxidized wet nitrogen deposition. Folia Geobot
47(2): 179-191. Available from: http://dx.doi.org/10.1007/s 12224-011-9114-9
Mochizuki Y, Koba K, Yoh M. 2012. Strong inhibitory effect of nitrate on atmospheric
methane oxidation in forest soils. Soil Biol Biochem 50:164-166. Available from:
http://dx.doi.Org/10.1016/i.soilbio.2012.03.013
Moise ERD, Henry HAL. 2012. Interactions of herbivore exclusion with warming and N
addition in a grass-dominated temperate old field. Oecologia 169(4): 1127-1136. Available
from: http://dx.doi.org/10.1007/sQ0442-012-2272-5
Morse JL, Ardon M, Bernhardt ES. 2012. Using environmental variables and soil processes to
forecast denitrification potential and nitrous oxide fluxes in coastal plain wetlands across
different land uses. J Geophys Res-Biogeo 117:G02023. Available from:
http://dx.doi. org/10.1029/2011JGOO1923

-------
Nanus L, Clow DW, Saros JE, Stephens VC, Campbell DH. 2012. Mapping critical loads of
nitrogen deposition for aquatic ecosystems in the Rocky Mountains, USA. Environ Pollut
166:125-135. Available from: http://dx.doi.Org/10.1016/i.envpol.2012.03.019
Nayar S, Collings G, Pfennig P, Royal M. 2012. Managing nitrogen inputs into seagrass
meadows near a coastal city: Flow-on from research to environmental improvement plans.
Mar Pollut Bull 64(5):932-940. Available from:
http://dx.doi.Org/10.1016/i.marpolbul.2012.03.005
Nilsson LO, Wallander H, Gundersen P. 2012. Changes in microbial activities and biomasses
over a forest floor gradient in C-to-N ratio. Plant Soil 355(l-2):75-86. Available from:
http://dx.doi.org/10.1007/sl 1104-011-1081-7
Null KA, Dimova NT, Knee KL, Esser BK, Swarzenski PW, Singleton MJ, Stacey M, Paytan A.
2012. Submarine groundwater discharge-derived nutrient loads to San Francisco Bay:
Implications to future ecosystem changes. Estuar Coast 35(5): 1299-1315. Available from:
http://dx.doi.org/10.1007/sl2237-012-9526-7
Oh J, Sankarasubramanian A. 2012. Interannual hydroclimatic variability and its influence
on winter nutrient loadings over the Southeast United States. Hydrol Earth Syst Sc
16(7):2285-2298. Available from: http://dx.doi.org/10.5194/hess-16-2285-2012
Palmer MA, Febria CM. 2012. The heartbeat of ecosystems. Science 336(6087): 1393-1394.
Available from: http://dx.doi.org/10.1126/science. 1223250
Parker AE, Hogue VE, Wilkerson FP, Dugdale RC. 2012. The effect of inorganic nitrogen
speciation on primary production in the San Francisco Estuary. Estuar Coast Shelf S
104:91-101. Available from: http://dx.doi.Org/10.1016/i.ecss.2012.04.001
Parn J, Pinay G, Mander U. 2012. Indicators of nutrients transport from agricultural
catchments under temperate climate: A review. Ecol Indie 22:4-15. Available from:
http://dx.doi.Org/10.1016/i.ecolind.2011.10.002
Passy P, Gamier J, Billen G, Fesneau C, Tournebize J. 2012. Restoration of ponds in rural
landscapes: modelling the effect on nitrate contamination of surface water (the Seine River
Basin, France). Sci Total Environ 430:280-290. Available from:
http://dx.doi.Org/10.1016/i.scitotenv.2012.04.035
Phillips RP, Meier IC, Bernhardt ES, Grandy AS, Wickings K, Finzi AC. 2012. Roots and fungi
accelerate carbon and nitrogen cycling in forests exposed to elevated C02. Ecol Lett
15(9): 1042-1049. Available from: http://dx.doi.Org/10.l 111/i. 1461-0248.2012.01827.X
Pourmokhtarian A, Driscoll CT, Campbell JL, Hayhoe K. 2012. Modeling potential
hydrochemical responses to climate change and increasing C02 at the Hubbard Brook
Experimental Forest using a dynamic biogeochemical model (PnET-BGC). Water Resour
Res 48:W07514. Available from: http://dx.doi.org/10.1029/2011WR011228

-------
Qin Y, Li YH, Bao HM, Liu F, Hou KJ, Wan DF, Zhang C. 2012. Massive atmospheric nitrate
accumulation in a continental interior desert, northwestern China. Geology 40(7):623-626.
Available from: http://dx.doi.ore/10.1130/G32953.1
Raymond PA, David MB, Rea AW, Davis C, Evans DA, Heninger BT, Van Houtven G. 2012.
Using ecosystem services to inform decisions on U.S. air quality standards. Environ Sci
Technol 46(12):6481-6488. Available from: http://dx.doi.org/10.1021/es30Q3876
Reay DS, Davidson EA, Smith KA, Smith P, Melillo JM, Dentener F, Crutzen PJ. 2012.
Global agriculture and nitrous oxide emissions. Nat Clim Change 2(6):410-416. Available
from: http://dx.doi.org/10.1038/NCLIMATE1458
Riis T, Dodds WK, Kristensen PB, Baisner AJ. 2012. Nitrogen cycling and dynamics in a
macrophyte-rich stream as determined by a N-15-NH4+ release. Freshwater Biol
57(8): 1579-1591. Available from: http://dx.doi.Org/10.l 111/j. 1365-2427.2012.02819.X
Roley SS, Tank JL, Williams MA. 2012. Hydrologic connectivity increases denitrification in
the hyporheic zone and restored floodplains of an agricultural stream. J Geophys Res-
Biogeo 117:G00N04. Available from: http://dx.doi.org/10.1029/2012JG00195Q
Rossi S, Bordeleau A, Houle D, Morin H. 2012. Effect of chronic ammonium nitrate addition
on the ectomycorrhizal community in a black spruce stand. Can J Forest Res 42(7): 1204-
1212. Available from: http://dx.doi.0rg/lO.l 139/X11-176
Schneider HE, Allen EB. 2012. Effects of elevated nitrogen and exotic plant invasion on soil
seed bank composition in Joshua Tree National Park. Plant Ecol 213(8): 1277-1287.
Available from: http://dx.doi.org/10.1007/sl 1258-012-0085-6
Seldomridge ED, Prestegaard KL. 2012. Use of geomorphic, hydrologic, and nitrogen mass
balance data to model ecosystem nitrate retention in tidal freshwater wetlands.
Biogeosciences 9(7):2661-2672. Available from: http://dx.doi.org/10.5194/bg-9-2661-2012
Sillen WMA, Dieleman WIJ. 2012. Effects of elevated C02 and N fertilization on plant and
soil carbon pools of managed grasslands: A meta-analysis. Biogeosciences 9(6):2247-2258.
Available from: http://dx.doi.org/10.5194/bg-9-2247-2012
Smith KA, Dobbie KE, Thorman R, Watson CJ, Chadwick DR, Yamulki S, Ball BC. 2012. The
effect of N fertilizer forms on nitrous oxide emissions from UK arable land and grassland.
Nutr Cycl Agroecosys 93(2): 127-149. Available from: http://dx.doi.org/10.1007/slQ705-012-
9505-1
Stelzer RS, Bartsch LA. 2012. Nitrate removal in deep sediments of a nitrogen-rich river
network: a test of a conceptual model. J Geophys Res-Biogeo 117:G02027. Available from:
http ://dx. doi. org/10.1029/2012JG001990

-------
Strandberg M, Damgaard C, Degn HJ, Bak J, Nielsen KE. 2012. Evidence for acidification-
driven ecosystem collapse of Danish Erica tetralix wet heathland. Ambio 41(4):393-401.
Available from: http://dx.doi.org/10.1007/sl3280-012-Q251-z
Swaney DP, Santoro RL, Howarth RW, Hong B, Donaghy KP. 2012. Historical changes in the
food and water supply systems of the New York City Metropolitan Area. Reg Environ
Change 12(2, SI): 363-380. Available from: http://dx.doi.org/10.1007/sl0113-011-0266-1
Tang MH, Porder S, Lovett GM. 2012. Species differences in nitrate reductase activity are
unaffected by nitrogen enrichment in northeastern US forests. Forest Ecol Manag 275:52-59.
Available from: http://dx.doi.Org/10.1016/i.foreco.2012.03.006
Telling J, Stibal M, Anesio AM, Tranter M, Nias I, Cook J, Bellas C, Lis G, Wadham JL, Sole
A, Nienow P, Hodson A. 2012. Microbial nitrogen cycling on the Greenland Ice Sheet.
Biogeosciences 9(7):2431-2442. Available from: http://dx.doi.org/10.5194/bg-9-2431-2012
Testa JM, Kemp WM. 2012. Hypoxia-induced shifts in nitrogen and phosphorus cycling in
Chesapeake Bay. Limnol Oceanogr 57(3):835-850. Available from:
http://dx.doi.Org/10.4319/lo.2012.57.3.0835
Theobald MR, Lofstrom P, Walker J, Andersen HV, Pedersen P, Vallejo A, Sutton MA. 2012.
An intercomparison of models used to simulate the short-range atmospheric dispersion of
agricultural ammonia emissions. Environ Modell Softw 37:90-102. Available from:
http://dx.doi.Org/10.1016/i.envsoft.2012.03.005
Thomas S, Waterland H, Dann R, Close M, Francis G, Cook F. 2012. Nitrous oxide dynamics
in a deep soil-alluvial gravel vadose zone following nitrate leaching. Soil Sci Soc Am J
76(4): 1333-1346. Available from: http://dx.doi.org/10.2136/sssai2011.0349
Tyler HL, Moore MT, Locke MA. 2012. Influence of three aquatic macrophytes on
mitigation of nitrogen species from agricultural runoff. Water Air Soil Poll 223(6):3227-
3236. Available from: http://dx.doi.org/10.1007/sl 1270-012-1104-x
Vallano DM, Selmants PC, Zavaleta ES. 2012. Simulated nitrogen deposition enhances the
performance of an exotic grass relative to native serpentine grassland competitors. Plant
Ecol 213(6): 1015-1026. Available from: http://dx.doi.org/10.1007/sll258-012-0Q61-l
Vassiljev A, Blinova I. 2012. The influence of drained peat soils on diffuse nitrogen pollution
of surface water. Hydrol Res 43(4):352-358. Available from:
http://dx.doi.Org/10.2166/nh.2012.l 17
Vegas-Vilarrubia T, Sigro J, Giralt S. 2012. Connection between El Nino-Southern
Oscillation events and river nitrate concentrations in a Mediterranean river. Sci Total
Environ 426:446-453. Available from: http://dx.doi.org/10.1016/i.scitotenv.2012.03.079

-------
Vermaat JE, Broekx S, Van Eck B, Engelen G, Hellmann F, De Kok JL, Van der Kwast H, Maes
J, Salomons W, Van Deursen W. 2012. Nitrogen source apportionment for the catchment,
estuary, and adjacent coastal waters of the River Scheldt. Ecol Soc 17:2-30. Available from:
http://dx.doi.org/10.5751/ES-04889-17023Q
Well R, Eschenbach W, Flessa H, von der Heide C, Weymann D. 2012. Are dual isotope and
isotopomer ratios of N20 useful indicators for N20 turnover during denitrification in
nitrate-contaminated aquifers? Geochim Cosmochim Ac 90:265-282. Available from:
http://dx.doi.Org/10.1016/i.gca.2012.04.045
White KP, Langley JA, Cahoon DR, Megonigal JP. 2012. C-3 and C-4 biomass allocation
responses to elevated C02 and nitrogen: Contrasting resource capture strategies. Estuar
Coast 35(4): 1028-1035. Available from: http://dx.doi.org/10.1007/s 12237-012-9500-4
Wick AF, Phillips RL, Liebig MA, West M, Daniels WL. 2012. Linkages between soil micro-
site properties and C02 and N20 emissions during a simulated thaw for a northern prairie
Mollisol. Soil Biol Biochem 50:118-125. Available from:
http://dx.doi.Org/10.1016/i.soilbio.2012.03.010
Wicklein HF, Ollinger SV, Martin ME, Hollinger DY, Lepine LC, Day MC, Bartlett MK,
Richardson AD, Norby RJ. 2012. Variation in foliar nitrogen and albedo in response to
nitrogen fertilization and elevated C02. Oecologia 169(4):915-925. Available from:
http://dx.doi. org/10.1007/s00442-012-2263 -6
Wildhaber YS, Liechti R, Alewell C. 2012. Organic matter dynamics and stable isotope
signature as tracers of the sources of suspended sediment. Biogeosciences 9(6): 1985-1996.
Available from: http://dx.doi.org/10.5194/bg-9-1985-2012
Willett CD, Lerch RN, Schultz RC, Berges SA, Peacher RD, Isenhart TM. 2012. Streambank
erosion in two watersheds of the Central Claypan Region of Missouri, United States. J Soil
Water Conserv 67(4):249-263. Available from: http://dx.doi.Org/10.2489/iswc.67.4.249
Witt V, Wild C, Uthicke S. 2012. Interactive climate change and runoff effects alter 0-2
fluxes and bacterial community composition of coastal biofilms from the Great Barrier
Reef. Aquat Microb Ecol 66(2): 117+ . Available from: http://dx.doi.org/10.3354/ame01562
Woodward G, Gessner MO, Giller PS, Gulis V, Hladyz S, Lecerf A, Malmqvist B, McKie BG,
Tiegs SD, Cariss H, Dobson M, Elosegi A, Ferreira V, Gra9a MAS, Fleituch T, Lacoursiere JO,
Nistorescu M, Pozo J, Risnoveanu G, Schindler M, Vadineanu A, Vought LB-M, Chauvet E.
2012. Continental-scale effects of nutrient pollution on stream ecosystem functioning.
Science 336 (6087): 1438-1440. Available from: http://dx.doi.Org/10.l 126/science. 1219534
Wooldridge SA, Done TJ, Thomas CR, Gordon II, Marshall PA, Jones RN. 2012. Safeguarding
coastal coral communities on the central Great Barrier Reef (Australia) against climate
change: Realizable local and global actions. Climatic Change 112(3-4):945-961. Available
from: http://dx.doi.org/10.1007/slQ584-011-0229-z

-------
Wortman E, Tomaszewski T, Waldner P, Schleppi P, Thimonier A, Eugster W, Buchmann N,
Sievering H. 2012. Atmospheric nitrogen deposition and canopy retention influences on
photosynthetic performance at two high nitrogen deposition Swiss forests. Tellus B
64:17216. Available from: http://dx.doi.org/10.3402/tellusb.v64i0.17216
Worton DR, Sturges WT, Reeves CE, Newland MJ, Penkett SA, Atlas E, Stroud V, Johnson K,
Schmidbauer N, Solberg S, Schwander J, Barnola JM. 2012. Evidence from firn air for recent
decreases in non-methane hydrocarbons and a 20th century increase in nitrogen oxides in
the northern hemisphere. Atmos Environ 54:592-602. Available from:
http://dx.doi.Org/10.1016/i.atmosenv.2012.02.084
Wu YP, Liu SG, Gallant AL. 2012. Predicting impacts of increased C02 and climate change
on the water cycle and water quality in the semiarid James River Basin of the Midwestern
USA. Sci Total Environ 430:150-160. Available from:
http://dx.doi.Org/10.1016/i.scitotenv.2012.04.058
Xie L, Rediske RR, Hong Y, O'Keefe J, GillettND, Dyble J, Steinman AD. 2012. The role of
environmental parameters in the structure of phytoplankton assemblages and
cyanobacteria toxins in two hypereutrophic lakes. Hydrobiologia 691(l):255-268.
10.1007/sl 0750-012-1077-1
Xu ZW, Wan SQ, Ren HY, Han XG, Li MH, Cheng WX, Jiang Y. 2012. Effects of water and
nitrogen addition on species turnover in temperate grasslands in northern China. PLoS
ONE 7(6):e39762. Available from: http://dx.doi.org/10.1371/iournal.pone.0039762
Yang WH, Weber KA, Silver WL. 2012. Nitrogen loss from soil through anaerobic
ammonium oxidation coupled to iron reduction. Nat Geosci 5(8):538-541. Available from:
http://dx.doi.org/10.1038/NGEQ1530
Ye S, Covino TP, Sivapalan M, BasuNB, Li HY, Wang SW. 2012. Dissolved nutrient
retention dynamics in river networks: A modeling investigation of transient flows and scale
effects. Water Resour Res 48:W00J17. Available from:
http://dx.doi.org/10.1029/2011WR0105Q8
Yoo G, Kang H. 2012. Effects of biochar addition on greenhouse gas emissions and
microbial responses in a short-term laboratory experiment. J Environ Qual 41(4): 1193-1202.
Available from: http://dx.doi.org/10.2134/ieq2011.0157
Zhang FM, Chen JM, Pan YD, Birdsey RA, Shen SH, Ju WM, He LM. 2012. Attributing
carbon changes in conterminous U.S. forests to disturbance and non-disturbance factors
from 1901 to 2010. J Geophys Res-Biogeo 117:G02021. Available from:
http://dx.doi. org/10.1029/2011JGOO193 0
Zhang L, Jacob DJ, Knipping EM, Kumar N, Munger JW, Carouge CC, van Donkelaar A, Wang
YX, Chen D. 2012. Nitrogen deposition to the United States: Distribution, sources, and

-------
processes. Atmos Chem Phys 10:4539-4554. Available from: http://dx.doi.org/10.5194/acp-12-
4539-2012
News
Keller R. Water-quality credits/dollars to be earned by farmers. Ag Professional 2012
August 14. Available from: http://www.agprofessional.com/news/Water-qualitv-creditsdollars-
to-be-earned-bv-farmers-16603 5326. html?ref=326
EPA OKs 2nd phase ofWV's bay cleanup plan. The State Journal 2012 August 13. Available
from: http://www.stateiournal.com/storv/19263263/epa-oks-2nd-phase-of-wvs-bav-cleanup-plan
Celeste E. US farmers work to curb Lake Erie pollution. Voice of America, News/USA 2012
August 6. Available from: http://www.voanews.com/content/us-farmers-work-to-curb-lake-erie-
pollution/1474453.html
Study to evaluate nutrient recycling on local farm will protect and save water. Suwannee
Democrat 2012 July 9. Available from:
http://suwanneedemocrat.com/suwannee/x694485275/Studv-to-evaluate-nutrient-recvcling-on-
local-farm-will-protect-and-save-water
Qiu J. China third country to be hit by 'brown tide'. Nature News 2012 July 17. Available
from: http://www.nature.com/news/china-third-countrv-to-be-hit-bv-brown-tide-l.11015
Scientists develop new carbon accounting method to reduce farmers' use of nitrogen
fertilizer. National Science Foundation Press Release 12-133 2012 July 18. Available from:
http://www.nsf.gov/news/news summ.isp?cntn id=123848&org=NSF&from=news
Raines B. Oysters can handle some, but not all pollution we dump into the nation's
estuaries. Mobile Press-Register al.com 2012 July 15. Available from:
http://blog.al.com/live/2012/07/ovsters can handle some of the.html#incart river default
Farm ponds cut agricultural water pollution. Phys.org 2012 Jun 2. Available from:
http://phvs.org/news/2012-06-farm-ponds-agricultural-pollution.html
Johnston K. Farming's dark side? Santa Maria Sun 2012 Jun 6; 13(13). Available from:
http://www.santamariasun.com/cover/8321/farmings-dark-side/
Groundwater issues stir up California agriculture. Western Farm Press 2012 June 29.
Available from: http://westernfarmpress.com/irrigation/groundwater-issues-stir-california-
agriculture

-------
Nutrient pollution is a growing problem all along the Mississippi. The Economist 2012 June
23. Available from: http://www.economist.com/node/21557365
Cline H. California groundwater nitrate report more about past than present. Western Farm
Press 2012 June 22. Available from: http://westernfarmpress.com/blog/california-groundwater-
nitrate-report-more-about-past-present
Winsor S. Coming to a field near you: nitrogen reduction credits. Corn and Soybean Digest
2012 June 29. Available from: http://cornandsovbeandigest.com/fertilizer/coming-field-near-
you-nitrogen-reduction-credits
For Bloomberg BNA subscribers (including EPA staff):
Day J. Chesapeake Bay: USGS says nutrient-laden sediment behind Susquehanna dams
threatens restoration. Daily Environment Report 2012 August 31. Available from:
http://esweb.bna.com/eslw/1245/split display.adp?fedfid=27738045&vname=dennotallissues&
wsn=500576000&searchid=18536274&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=0
Saiyid AH. Water pollution: USDA awards $26 million for conservation projects, including
water quality trading. Daily Environment Report 2012 August 27. Available from:
http://esweb.bna.com/eslw/1245/split display.adp?fedfid=27695379&vname=dennotallissues&
wsn=501124000&searchid=18536274&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=0
Saiyid AH. Water pollution: States say EPA data do not fully capture efforts to reduce
nutrient runoff. Daily Environment Report 2012 August 17. Available from:
http://esweb.bna.com/eslw/1245/split display.adp?fedfid=27613375&vname=dennotallissues&
wsn=501924000&searchid=18536274&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=l
Air pollution: EPA publishes final rule on nitric acid plants. Daily Environment Report 2012
August 14. Available from:
http://esweb.bna.com/eslw/1245/split display.adp?fedfid=27591112&vname=dennotallissues&
wsn=502344000&searchid=18536274&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=l
Adragna A. Air pollution: Shipping companies join incentive program for vessels to reduce
emissions at L.A. port. Daily Environment Report 2012 August 13. Available from:
http://esweb.bna.com/eslw/1245/split display.adp?fedfid=27577866&vname=dennotallissues&
wsn=502440000&searchid=18536274&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=l
Kovski A. Water pollution: Three states join in pilot program to try credit trading system
for water quality. Daily Environment Report 2012 August 10. Available from:
http://esweb.bna.com/eslw/1245/split display.adp?fedfid=27575146&vname=dennotallissues&

-------
wsn=502602000&searchid=18536274&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=l
Kessler M. Air pollution: EPA diesel plan could aggravate air pollution, northeastern states
group says. Daily Environment Report 2012 August 2. Available from:
http://esweb.bna.com/eslw/1245/split displav.adp?fedfid=27480030&vname=dennotallissues&
wsn=503348000&searchid=18536274&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=l
Brown C. Water pollution: Court allows 10 states to intervene for EPA in lawsuit over
nutrient pollution in Gulf. Daily Environment Report 2012 July 23. Available from:
http://esweb.bna.com/eslw/1245/split displav.adp?fedfid=27355473&vname=dennotallissues&
wsn=504508000&searchid=18540442&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=l
Wolski M. Air pollution: Lawsuit asks EPA to begin regulating pollutants from animal
feeding operations. Daily Environment Report 2012 July 13. Available from:
http://esweb.bna.com/eslw/1245/split displav.adp?fedfid=27308296&vname=dennotallissues&
wsn=505342000&searchid=18540442&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=2
Saiyid AH. Water pollution: More nutrient-impaired waters can be restored through
collaboration, officials say. Daily Environment Report 2012 July 11. Available from:
http://esweb.bna.com/eslw/1245/split displav.adp?fedfid=27286326&vname=dennotallissues&
wsn=505660000&searchid=18540442&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=2
Saiyid AH. Chesapeake Bay: EPA plans to release cost-benefit study on restoring
Chesapeake Bay by December. Daily Environment Report 2012 July 10. Available from:
http://esweb.bna.com/eslw/1245/split displav.adp?fedfid=27278798&vname=dennotallissues&
wsn=505764000&searchid=18540442&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=2
Saiyid AH. Water pollution: Institute's report urges large-scale farmers receiving subsidies
to limit nutrient runoff. Daily Environment Report 2012 July 2. Available from:
http://esweb.bna.com/eslw/1245/split displav.adp?fedfid=27211572&vname=dennotallissues&
wsn=506486000&searchid=18540442&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=2
Childers A, Shukovsky P, Singh M, Standaert M. Energy: Growth in energy demand in
China, India signal potential boom for coal-fired power. Daily Environment Report 2012
June 29. Available from:
http://esweb.bna.com/eslw/1245/split displav.adp?fedfid=27206713&vname=dennotallissues&
wsn=506624000&searchid=18540442&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=2

-------
Coomes J., Childers A. Air pollution: As older coal-fired power plants retire, shift to natural
gas expected to accelerate. Daily Environment Report 2012 June 26. Available from:
http://esweb.bna.com/eslw/1245/split displav.adp?fedfid=27156179&vname=dennotallissues&
wsn=507088000&searchid=18540442&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=2
Roeder L. Water pollution: Gulf of Mexico 'dead zone' could reach size of Connecticut,
scientists estimate. Daily Environment Report 2012 June 25. Available from:
http://esweb.bna.com/eslw/1245/split displav.adp?fedfid=27140931&vname=dennotallissues&
wsn=507222000&searchid=18540442&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=2
Day J. Chesapeake Bay: EPA mostly praises final state plans for TMDL implementation in
2012-2017. Daily Environment Report 2012 June 1. Available from:
http://esweb.bna.com/eslw/1245/split displav.adp?fedfid=26526332&vname=dennotallissues&
wsn=509572000&searchid=18540442&doctvpeid=2&tvpe=date&mode=doc&split=0&scm=124
5&pg=3
For Greenwire subscribers (including EPA staff):
Chesapeake Bay: Dead zone shrinks - study. Greenwire, 2012 August 15. Available from:
http ://www. eenews. net/Greenwire/2012/08/15/archive/14
Petersen L. Drought: Parched Midwest helps shrink Gulf of Mexico dead zone. Greenwire
2012 July 30. Available from: http://www.eenews.net/Greenwire/2012/07/30/archive/3
Water pollution: Oyster filtering has limits - research. Greenwire 2012 July 16. Available
from: http://www.eenews.net/Greenwire/2012/07/16/archive/22
Massey N. Forests: Higher C02 levels in atmosphere could speed emissions from soils -
study. ClimateWire 2012 July 12. Available from:
http ://www. eenews. net/climatewire/2012/07/12/archive/2
Morello L. Science: Coral experts call for global action to save reefs from dying.
ClimateWire 2012 July 10. Available from:
http ://www. eenews. net/climatewire/2012/07/10/archive/ 5
Peterka A. Agriculture: USDA study finds wide-ranging effects of rising temperatures.
Greenwire 2012 July 9. Available from:
http://www.eenews.net/Greenwire/2012/07/09/archive/13
Water pollution: Man-made islands could catch runoff, boost fisheries. Greenwire 2012 July
9. Available from: http://www.eenews.net/Greenwire/2012/07/09/archive/25

-------
Massey N. Wildfires: As Colo, firefighters gain upper hand, scientist says pollution fueled
forest vulnerability. ClimateWire 2012 July 2. Available from:
http://www.eenews.net/climatewire/2012/07/02/archive/2
Peterka A. Water pollution: Use agriculture rules, not environmental regs to curb farm
runoff - report. Greenwire 2012 June 28. Available from:
http://www.eenews.net/Greenwire/2012/06/28/archive/9
Reports
In it together: A how-to reference for building point-nonpoint water quality trading
programs. Hillsboro, Oregon: Willamette Partnership, USDA Office of Environmental Markets,
Pinchot Institute for Conservation, and World Resources Institute, 2012 July. Available from:
http://willamettepartnership.org/in-it-together
Hirsch RM. 2012. Flux of nitrogen, phosphorus, and suspended sediment from the
Susquehanna River Basin to the Chesapeake Bay during Tropical Storm Lee, September
2011, as an indicator of the effects of reservoir sedimentation on water quality. Scientific
Investigations Report 2012-5185. Reston, Virginia: U.S. Geological Survey. Available from:
http://pubs.usgs.gov/sir/2012/5185/pdf/sir2012-5185-5Q8.pdf
Association of Clean Water Administrators. 2012 August 13. [Letter to Dr. Elizabeth
Southerland, Director, Office of Science and Technology, U.S. Environmental Protection
Agency.] Washington, DC: ACWA. Available from: http://op.bna.com/env.nsf/r?Open=smiy-
8x81qp
Northeast States for Coordinated Air Use Management. 2012. Air quality, electricity, and
back-up stationary diesel engines in the Northeast. Boston: NESCAUM. Available from:
http://www.nescaum.org/documents/nescaum-aq-electricitv-stat-diesel-engines-in-
northeast 20120801.pdf/view
An overview of ecosystem services: Considerations for electric power companies. 1024953.
Palo Alto, Calif.: Electric Power Research Institute, 2012. Available from:
http://mv.epri.com/portal/server.pt7Abstract id=000000000001024953
Zook v. Jackson [Case 6:12-cv-02046-LRR Document 1 Filed 07/10/12 in the United States
District Court for the Northern District of Iowa Eastern Division], Available from:
http://op. bna.com/env. nsf/r? Open=smiy-8w5udf
Environmental Law Institute . 2012. Subsidies with responsibilities: Placing stewardship and
disclosure conditions on government payments to large-scale commodity crop operations.
Washington, DC: Environmental Law Institute, 2012. Available from:
http://www.elistore.org/reports detail.asp?ID=11435

-------
Rabalais NN, Turner RE. 2012. 2012 Forecast: Summer hypoxic zone size, northern Gulf of
Mexico. Baton Rouge: Louisiana Universities Marine Consortium and Louisiana State
University. Available from: http://op.bna.com/env.nsf/r?Open=fwhe-8vhrwe

-------
Web Pages
Conservation Innovation Grants [Internet], Washington, DC: U.S. Department of Agriculture
Natural Resources Conservation Service. Available from:
http://www.nrcs.usda.gov/wps/portal/nrcs/detailfull/national/programs/financial/cig/
Chesapeake Bay TMDL: How does it work? Ensuring results [Internet], Philadelphia, PA.:
U.S. Environmental Protection Agency Mid-Atlantic Water Division. Available from:
http://www.epa.gov/reg3 wapd/tmdl/ChesapeakeBav/EnsuringResults.html?tab2=l
Ohio River Basin water quality trading project [Internet], Palo Alto: Electric Power Research
Institute (EPRI). Available from: http://bit.lv/Mid6E8
Nutrient Indicators Dataset [Internet], Washington, DC: U.S. Environmental Protection
Agency [last updated August 29, 2012], Available from:
http://water.epa. gov/ scitech/ swguidance/ standards/criteria/nutrients/dataset. cfm

-------