A Reservoir of Nitrate Beneath Desert Soils

Science

Volumn 302, Issue 5647, 2003, Pages 1021-1024

  Walvoord, Michelle A ^a   Phillips, Fred M ^b   Stonestrom, David A ^c   Evans, R Dave ^d   Hartsough, Peter C ^e,f   Newman, Brent D ^g   Striegl, Robert G ^a  

^a U S GEOLOGICAL SURVEY   (United States)

^b NEW MEXICO INSTITUTE OF MINING AND TECHNOLOGY   (United States)

^c U S GEOLOGICAL SURVEY   (United States)

^d WASHINGTON STATE UNIVERSITY   (United States)

^e UNIVERSITY OF NEVADA   (United States)

^f DESERT RESEARCH INSTITUTE   (United States)

^g LOS ALAMOS NATIONAL LABORATORY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ARID REGIONS; CLIMATE CHANGE; CONTAMINATION; GROUNDWATER; NITRATES; NITROGEN; UNDERGROUND RESERVOIRS;

HOLOCENE;

SOILS;

NITRATE; NITROGEN;

BIOAVAILABILITY; DESERT SOIL; HOLOCENE; NITRATE; SUBSOIL;

ARTICLE; CLIMATE CHANGE; DESERT; ECOSYSTEM; ENVIRONMENTAL TEMPERATURE; GEOGRAPHIC DISTRIBUTION; LAND USE; LEACHING; NUTRIENT; PRIORITY JOURNAL; SOIL ANALYSIS; SOIL QUALITY; WATER CONTAMINATION; WATER QUALITY;

ATMOSPHERE; CHLORIDES; DESERT CLIMATE; ECOSYSTEM; NITRATES; PLANT ROOTS; PLANTS; SOIL; SOUTHWESTERN UNITED STATES; WATER;

EID: 0242494124     PISSN: 00368075     EISSN: None     Source Type: Journal    
DOI: 10.1126/science.1086435     Document Type: Article

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37. We thank J. Betancourt, B. T. Nolan, H. J. Smith, and three anonymous reviewers for comments on earlier drafts of this manuscript and K. Dennehy, P. McMahon, S. Schmidt, and W. Schlesinger for providing unpublished data. This material is based on work supported in part by SAHRA (Sustainability of Semi-Arid Hydrology and Riparian Areas) under the STC program of NSF, agreement EAR-9876800, and by additional NSF funding, EAR-9614646 (S. W. Tyler) and EAR-9614509 (F.M.P.). This investigation was performed while M.A.W. held a National Research Council Research Associateship Award at the U.S. Geological Survey in Lakewood, CO.