Tell tale signs / - 1 DVD (26 min.) : sound, color ; 4 3/4 in. - Changing currents, 3. . - Changing currents, 3. .

According to the UN, 170 million people are experiencing water shortages as a direct consequence of climate change. Meeting targets for water may be frustrated if nations fail to reach targets for tackling global warming.


Water-supply.
Climatic changes.
Climatic changes--International cooperation.

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