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Allowable 'carbon budget' most likely overestimated

— posted on Jul 27, 2017 09:05 AM

"When the IPCC says that we've warmed 1 degree C (1.8 degrees F) relative to pre-industrial, that's probably incorrect," said Mann. "It's likely as much as 1.2 degrees C (2.16 degrees F)."

Understanding tornadoes: 5 questions answered

— posted on May 22, 2017 10:56 AM

Penn State meteorology professors Paul Markowski and Yvette Richardson explain why tornadoes form, how to stay safe if you’re near one and whether climate change is affecting tornado patterns.

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