Humans are a bigger source of climate-altering methane, new studies suggest | Science | AAAS

By Warren Cornwall Feb. 20, 2020 , 2:00 PM When it comes to forecasting global warming, methane is an unpredictable, menacing figure. The greenhouse gas is 28 times more powerful at trapping heat than carbon dioxide over a 100-year span. And as the planet warms, scientists fear vast stores of the gas will be released from […]