Historical nitrogen fertilizer use in agricultural ecosystems of the contiguous United States during 1850–2015: application rate, timing, and fertilizer types

• Published in: Earth system science data Vol. 10; no. 2; pp. 969 - 984
• Main Authors: Cao, Peiyu, Lu, Chaoqun, Yu, Zhen
• Format: Journal Article
• Language: English
• Published: Katlenburg-Lindau Copernicus GmbH 04.06.2018; Copernicus Publications
• Subjects: Agricultural ecosystems; Agricultural land; Agricultural management; Agricultural production; Agrochemicals; Ammonia; Ammonium; Ammonium compounds; Anthropogenic factors; Corn; Corn belt; Crop production; Crops; Data processing; Ecological effects; Ecosystems; Emissions; Environmental impact; Environmental management; Fertilizers; Geographic information systems; Human influences; Modelling; Nitrates; Nitrogen; Nitrogen fertilizers; Pangea; Plains; Plant growth; Production increases; Ratios; Spatial analysis; United States; United States > US

A tremendous amount of anthropogenic nitrogen (N) fertilizer has been applied to agricultural lands to promote crop production in the US since the 1850s. However, inappropriate N management practices have caused numerous ecological and environmental problems which are difficult to quantify due to th...