Ozone across northern hemisphere increased over past 20 years

In a first-ever study using ozone data collected by commercial aircraft, researchers from the Cooperative Institute for Research in Environmental Sciences (CIRES) at the University of Colorado Boulder found that levels of ...

Did colossal WWII bombing raids alter weather?

On May 11, 1944, a warm and cloudless spring day, U.S. Army Air Force B-24 Liberators, B-17 Flying fortresses and their fighter escorts lifted off from airfields across southeast England. They climbed, circled, and then formed ...

Explained: Radiative forcing

When people talk about global warming or the greenhouse effect, the main underlying scientific concept that describes the process is radiative forcing. And despite all the recent controversy over leaked emails and charges ...

New Images Indicate Object Hits Jupiter

(PhysOrg.com) -- Scientists have found evidence that another object has bombarded Jupiter, exactly 15 years after the first impacts by the comet Shoemaker-Levy 9.

Climate scientists find elusive tropospheric hot spot

Researchers have published results in Environmental Research Letters confirming strong warming in the upper troposphere, known colloquially as the tropospheric hotspot. The hot has been long expected as part of global warming ...

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