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Greenhouse effect has 'significantly dried' the western United States
Human activity is largely to blame for the worsening water shortages in the western United States over the past half-century, a new study shows. The analysis of climate trends that influence the availability of freshwater shows that humans are responsible for 60% of the observed changes.
Human activity is largely to blame for the worsening water shortages in the western United States over the past half-century, a new study shows. The analysis of climate trends that influence the availability of freshwater shows that humans are responsible for 60% of the observed changes.
Source: Nature
Posted on: Friday, Feb 01, 2008, 9:19am
Views: 1370
Posted on: Friday, Feb 01, 2008, 9:19am
Views: 1370
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