Southwest may face 'megadrought' within century, study finds

(Phys.org) —Due to global warming, scientists say, the chances of the southwestern United States experiencing a decadelong drought is at least 50 percent, and the chances of a "megadrought" – one that lasts up to 35 years ...

Forecasting temperature extremes with ozone

For the past two summers, Australians have sweated through record heat waves, with thermometers climbing as high as 118 degrees Fahrenheit in parts of the country. In January, officials were forced to halt tennis matches ...

Stronger winds explain puzzling growth of sea ice in Antarctica

(Phys.org) —Much attention is paid to melting sea ice in the Arctic. But less clear is the situation on the other side of the planet. Despite warmer air and oceans, there's more sea ice in Antarctica now than in the 1970s ...

Ozone-protection treaty had climate benefits, too, study says

The global treaty that headed off destruction of earth's protective ozone layer has also prevented major disruption of global rainfall patterns, even though that was not a motivation for the treaty, according to a new study ...

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