GEOGRAPHY IN THE NEWS:
The warming of lakes in the Arctic is thawing methane, the primary component of natural gas, causing shorelines to collapse and water to hiss, bubble, and even burn. Methane is a potent greenhouse gas. Its release from permafrost and frozen lake bottoms may dramatically accelerate warming trends, part of a positive feedback loop in the Arctic and beyond. www.adn.com/arctic/2018/09/24/across-the-arctic-lakes-are-leaking-dangerous-greenhouse-gases/
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