Sustainability

How consumers and retailers can reduce returns

Wharton’s Gad Allon looks at how both retailers and consumers alike can improve the reverse supply chain and increase awareness of the toll that a massive rate of returns takes.

From Knowledge at Wharton

‘The climate girl’ at Penn

In a Q&A with Xiye Bastida, the second year describes how she’s bringing climate activism to her college experience, how her Indigenous background influences her path, and why storytelling and protecting Earth go hand in hand.

Michele W. Berger

Learn, reflect, and act during Climate Week

Climate Week at Penn, sponsored by the Provost’s Office, offers a variety of events—both in-person and online—that invite the whole University community to learn about, reflect on, and address the climate crisis.

Katherine Unger Baillie

New ways to reduce waste on campus

Reusable food containers, a new program to recycle flexible plastics, and mask and glove recycling are among the ways that Penn is helping members of the community keep the environment in mind this year.

Katherine Unger Baillie

The stories trees tell

In a photo essay, Penn Today highlights some of campus’s most iconic trees.

Katherine Unger Baillie



In the News


Tampa Bay Times

Could Florida electric bills go up because of a fuel made from manure?

Danny Cullenward of the Kleinman Center for Energy Policy at the Weitzman School of Design says that federal and California state subsidies have led to a gold rush of companies trying to get into the business of renewable natural gas around the country.

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The New York Times

Why don’t we just ban fossil fuels?

Joseph Romm of the School of Arts & Sciences says that stronger action against fossil fuels is essential to save the planet.

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PBS NewsHour

UN reports worrying rates of warming as COP28 tries to tackle climate crisis

Michael Mann of the School of Arts & Sciences warns that the steady warming rate of the planet’s surface and oceans is fueling increasingly dangerous extreme weather events and coastal flooding.

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Vox.com

An oil executive is leading the UN climate summit. It’s going as well as you’d expect

Michael Mann of the School of Arts & Sciences says that Ahmed al-Jaber’s comments about fossil fuels betray an ignorance of climate science and a dismissiveness about the need for rapid decarbonization.

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Philadelphia Inquirer

Princeton and Penn scientists win Philly award for their climate change work

Michael Mann of the School of Arts & Sciences has won the 2023 John Scott Award for his work to address climate change.

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Yahoo! News

Should you stop flying to fight climate change?

Michael Mann of the School of Arts & Sciences says that decisions by individual climate scientists of whether or not to fly won’t change the system of air travel.

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