Climate Change

The other emissions coming from cars

Tiny tire particles discharge into the environment every time a vehicle brakes, accelerates, or rounds a curve. In a UN brief, geochemist Reto Gieré and colleagues aim to educate the world about this lesser-known environmental obstacle.

Michele W. Berger

A greener, cleaner way to extract cobalt

Penn researchers led a collaborative effort pioneering safer, more sustainable technique to extract elements critical to battery-powered technologies. Findings pave the way for getting value from materials that would otherwise be considered waste.

Nathi Magubane



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In the News


Associated Press

In a reversal, plans for U.S. natural gas power grow, complicating progress on climate

John Quigley of the Kleinman Center for Energy Policy at the Weitzman School of Design says that the construction of every new natural gas plant is a setback for climate goals.

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Associated Press

EPA head urges Trump to reconsider scientific finding that underpins climate action, AP sources say

Michael Mann of the School of Arts & Sciences says that the latest form of climate denial is to pretend climate change isn’t a threat rather than denying that it’s happening.

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Associated Press

The U.S. is freezing and La Nina usually eases warming. Earth just set another heat record anyway

Michael Mann of the School of Arts & Sciences says that global temperature increases are still within what climate models forecast.

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Salon.com

A recent report finds climate change is accelerating faster than predicted. Some experts disagree

Michael Mann of the School of Arts & Sciences says that polluters and petrostates will amplify exaggerations about the climate as a distraction to be weaponized on social media.

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Project Syndicate

Guernica is always with us

Michael Mann of the School of Arts & Sciences says that the U.S. election results will likely make stabilizing global warming below 1.5 degrees Celsius impossible.

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Inside Climate News

As California pushes increased ethanol use, experts sound the alarm on environmental impacts

Danny Cullenward of the Kleinman Center for Energy Policy at the Weitzman School of Design says that the negative impacts of biofuels on land are difficult to overstate.

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