Although the most dire crises will certainly be outside our borders, in the U.S.— where the population just surpassed 300 million, water-storing snowpacks are melting in a warming climate, and people use more water per capita than anywhere else (up to 100
Although the most dire crises will certainly be outside our borders, in the U.S.— where the population just surpassed 300 million, water-storing snowpacks are melting in a warming climate, and people use more water per capita than anywhere else (up to 100
尽管大多数可怕的冲突在我们的边境以外，但当时美国的人口将达到3亿，山顶的积雪将因气候变暖而融化，人们比世界其它地区的人用水更多(每天100加仑)，产生冲突的条件完全成熟。