Water supply for 2 billion people at risk as snowpack declines across northern hemisphere

Mongabay: Snowfields once considered permanent are shrinking from the Rocky Mountains to the Himalayas. Nearly 100 drainage basins across the northern hemisphere that currently supply water to 2 billion people in the American West, southern Europe, the Mideast and central Asia are at considerable risk over the next century. Dwindling water supplies will not be a universal impact of declining snowpacks due to climate change, however. Scientists have observed declining snowpack accumulation across the......

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