As U.S. Energy Secretary Jennifer Granholm emphasizes the need to move away from fossil fuels, the nation’s biggest renewable energy source is drying up.
The Western United States is suffering its worst drought since the fall of the Mayan civilization. According to new research, published in the journal “Nature Climate Change”, tree-ring reconstruction of summer soil moisture levels show that the last 22 years have been the driest the Western U.S. has experienced since a.d. 800. This means the Holy Roman Emperor Charlemagne was being crowned the last time it was this dry in California and surrounding states. So, people are starting to suffer from the effects of a chronic lack of both snow and rain.
Read more at “Historic Drought Strains U.S. Power Grid”
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