-
Consumer-oriented phosphorus and nitrogen footprints for the U.S.
The P footprint approach described here emulates the N footprint approach described by Leach et al (2012), with updated (circa 2013-2015 ) values for N from Leach et al... -
Linking terrestrial phosphorus inputs to riverine export across the US
Phosphorus inputs to the landscape from fertilizer and manure inputs, P surplus and P removal by crop harvest and hydrologic export. The input layers are now available on EPA's...