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For whom the well tolls: Why we must price water
Published 1 year, 6 months ago
Description
Water scarcity is growing even in parts of the world that used to be drought-free. Since most countries waste vast quantities of water, charging for it would help. Our correspondent travelled to America’s northern border to report on illegal crossings from Canada (8:57). And the life of biological anthropologist Helen Fisher, who studied the science behind love (16:41).
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