USGS study shows anammox can remove nitrogen from groundwater
Anammox and denitrification are the only two processes that can remove excess fixed nitrogen by chemically changing it back to nitrogen gas, USGS noted.
Anammox and denitrification are the only two processes that can remove excess fixed nitrogen by chemically changing it back to nitrogen gas, USGS noted.
WASHINGTON — The funds will help farmers reduce the amount of nutrients entering the watershed.