Science

Scientists Find New, More Dangerous Climate Threat in Thawing Permafrost

"Scientists have long been worried about what many call “the methane bomb” — the potentially catastrophic release of methane from thawing wetlands in Siberia’s permafrost. But now a study by three geologists says that a heat wave in 2020 has revealed a surge in methane emissions “potentially in much higher amounts” from a different source: thawing rock formations in the Arctic permafrost."

Source: Washington Post, 08/03/2021

"As Arctic Warms, Scientists Wrestle With Its Climate ‘Tipping Point’"

"A leaked version of the newest science report from the U.N. Intergovernmental Panel on Climate Change warns of looming, potentially catastrophic tipping points for Arctic sea ice melt, tundra thaw, savannification of the Amazon rainforest, and other planetary environmental thresholds beyond which recovery may be impossible."

Source: Mongabay, 07/22/2021

"Climate-Driven Changes in Clouds are Likely to Amplify Global Warming"

"New research, using machine learning, helps project how the buildup of greenhouse gases will change clouds in ways that further heat the planet."

"Scientists know that global warming is changing clouds, but they haven’t been sure whether those changes would heat or cool the planet overall.

Source: Inside Climate News, 07/20/2021

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