Fixing the global nitrogen problem.
Townsend
Alan R
AR
Environmental Studies Program, University of Colorado at Boulder, USA.
Howarth
Robert W
RW
D000383:Agriculture / Q000379:methods; D000818:Animals; D044822:Biodiversity; D056804:Biofuels; D018556:Crops, Agricultural / Q000254:growth & development; D004787:Environmental Pollution / Q000517:prevention & control; D005308:Fertilizers / Q000009:adverse effects*; D005579:Fossil Fuels; D057232:Global Warming; D017752:Greenhouse Effect / Q000517:prevention & control; D006801:Humans; D008460:Meat; D009584:Nitrogen / Q000009:adverse effects* / Q000737:chemistry; D009585:Nitrogen Dioxide / Q000009:adverse effects / Q000737:chemistry; D009609:Nitrous Oxide / Q000009:adverse effects / Q000737:chemistry; D011158:Population Growth; D014877:Water Pollution, Chemical / Q000009:adverse effects / Q000517:prevention & control
D056804:Biofuels; D005308:Fertilizers; D005579:Fossil Fuels; D009609:Nitrous Oxide; D009584:Nitrogen; D009585:Nitrogen Dioxide