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Data for Temporal and Spatial Variability of Ammonia in Urban and Agricultural Regions of Northern Colorado, United States
Author(s):Li, Yi; Thompson, Tammy M.; Van Damme, Martin; Chen, Xi; Benedict, Katherine B.; Shao, Yixing; Day, Derek; Boris, Alexandra; Sullivan, Amy P.; Ham, Jay; Whitburn, Simon; Clarisse, Lieven; Coheur, Pierre-François; Collett, Jeffrey
Concentrated agricultural activities and animal feeding operations in the northeastern plains of Colorado represent an important source of atmospheric ammonia (NH3) that contributes to regional fine particle formation and ...
Manuscript supporting data for The Increasing Importance of Reduced Nitrogen Deposition in the United States
Author(s):Li, Yi; Schichtel, Bret A.; Walker, John T.; Schwede, Donna B.; Chen, Xi; Lehmann, Christopher M. B.; Puchalski, Melissa A.; Gay, David A.; Collett, Jeffrey
Rapid development of agriculture and fossil fuel combustion greatly increased US reactive nitrogen emissions to the atmosphere in the second half of the 20th century, resulting in excess nitrogen deposition to natural ...
Characterizing emissions from natural gas drilling and well completion operations in Garfield County, CO
Author(s):Collett, Jeffrey; Hecobian, Arsineh; Ham, Jay; Pierce, Jeff; Clements, Andrea; Shonkwiler, Kira; Zhou, Yong; Desyaterik, Yuri; MacDonald, Landan; Wells, Bradley; Hilliard, Noel
This study was designed to characterize and quantify emission rates and dispersion of air toxics, ozone precursors, and greenhouse gases from unconventional natural gas well development activities in Garfield County, CO, ...