Title

2,500 Square-Mile Methane Plume Over Western US

Summary

There is a massive methane cloud over the Western US. About a third of the gas comes from animal agriculture. Methane is a far more potent greenhouse gas than carbon dioxide: "Pound for pound, the comparative impact of CH4 [methane] on climate change is over 20 times greater than CO2 [carbon dioxide] over a 100-year period."

2,500 Square-Mile Methane Plume Over Western US

There is a massive methane cloud over the Western US. About a third of the gas comes from animal agriculture. Methane is a far more potent greenhouse gas than carbon dioxide: "Pound for pound, the comparative impact of CH4 [methane] on climate change is over 20 times greater than CO2 [carbon dioxide] over a 100-year period."

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2,500 Square-Mile Methane Plume Over Western US