Scientists see link between global warming, California drought

New research shows the fingerprints of global warming in worsening the California drought and suggests a future of more dryness for the suffering state. A major new study released Thursday adds to the growing scientific consensus that rising temperatures linked to the burning of fossil fuels are intensifying the crisis, although climate scientists believe natural weather variations are responsible for the lack of rainfall that created the drought. The study in the journal Geophysical Research Letters estimates that global warming has worsened California’s drought by 15 cento 20 per cento… LEGGI TUTTO