Methane is responsible for nearly one-third of all global warming to date.
the verdict
SUPPORTED
the evidence backs this
confidence 75/100
Multiple authoritative sources, including Wikipedia and United Nations reports, confirm that methane is responsible for approximately 30 percent—or nearly one-third—of global warming to date.
Evidence for · 3
Wikipedia: Methane
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Reference article covering this claim directly
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More for · 2
Wikipedia: Methane emissions
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Reference article covering this claim directly
un.org: Methane: From Super Pollutant to Climate Solution
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Explicitly states methane is responsible for nearly one-third of the warming we see today.