Megadrought conditions like those impacting parts of California could become the new normal in some regionsExceptionally bad droughts – or megadroughts – are part of natural climate variability. Yet in places most vulnerable to these extreme events, such as southwestern North America, human-caused global warming could shift background temperatures and precipitation such that drought becomes the new normal.
at Columbia University in New York. Even megadroughts that lasted for centuries eventually ended with the return of wetter years. But what happens when normal itself changes?Cook and his colleagues looked at research on the global record of drought over the past 2000 years to identify common patterns and causes of megadroughts.
jamesNESW You're referring to Mexico, right?
jamesNESW great place for tarmac fields of solar power...
jamesNESW A possibility when studying other continents
jamesNESW No memory for the substantial rainfall this summer? August 29, 2022 4:33pm EDT I-10 washout repair completed in Southern California