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发表于 2010-6-16 10:35 AM
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everyone is talking about the renewable energy, but the water is probably the most precious asset in the future. In CA, the farmers in central valley only get 10% of the quota last year, Salton sea dried up long time ago, the wells in Nevada and Arizona go deeper and deeper - a similar picture you see in Northern China, it's more troubling that the great lakes are also shrinking in the last decade ... |
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