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Atmospheric N
2
O and Human-Induced Emissions
Human-induced N
2
O emissions are the main driver of rising atmospheric nitrous oxide. Highly potent and long-lived, it is a steady and significant contributor to warming.
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Yearly Atmospheric N
2
O Increase
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Yearly Average Atmospheric N
2
O
Since 1850
1,000 Years
20,000 Years
120,000 Years
800,000 Years
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Monthly Average Atmospheric N
2
O
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Human-Induced Yearly N
2
O Emissions
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Sources of Human-Induced Yearly N
2
O Emissions
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Most recent data from ESRL/GML, NOAA, PRIMAP-hist
