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Atmospheric CH
4
and Human-Induced Emissions
Human-induced CH
4
emissions are the main driver of rising atmospheric methane. Short-lived but far more potent than CO
2
while it lingers, it is a powerful contributor to warming.
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Yearly Atmospheric CH
4
Methane Increase
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Yearly Average Atmospheric CH
4
Methane
Since 1850
1,000 Years
20,000 Years
120,000 Years
800,000 Years
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Monthly Average Atmospheric CH
4
Methane
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Human-Induced Yearly CH
4
Methane Emissions
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Sources of Human-Induced Yearly CH
4
Methane Emissions
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Attention
Most recent data from NCEI NOAA, NOAA/GML, PRIMAP-hist