Potential impact on the global atmospheric N2O budget of the increased nitrogen input required to meet future global food demands

Earth & Environmental Sciences

• budget 100%
• food 80%
• demand 77%
• fertilizer 76%
• nitrogen 70%
• Food and Agricultural Organization 67%
• farming system 63%
• food production 62%
• soil 50%
• mineralization 44%
• animal production 41%
• runoff 41%
• surface water 40%
• animal waste 39%
• crop residue 36%
• atmosphere 34%
• United Nations 32%
• aquatic system 32%
• crop production 31%
• atmospheric deposition 31%
• production system 31%
• organic soil 30%
• nitrous oxide 30%
• human population 29%
• trend 29%
• fixation 28%
• nitrification 27%
• denitrification 26%
• sewage 25%
• agricultural land 23%
• leaching 22%
• animal 20%
• organic matter 19%
• land use 19%
• groundwater 17%
• ocean 17%
• methodology 17%
• mineral 16%
• loss 15%
• river 14%
• sediment 14%
• rate 9%