Earth and Environmental Science

Climate change doesn’t spare the smallest

Changing conditions have taken a toll on insects in the tropics, according to research by School of Arts & Sciences biologists Daniel Janzen and Winnie Hallwachs. But education and science offer a path forward, they say.

Katherine Unger Baillie

Rare sparrows make guest appearance at Penn

Earlier this year, Penn Medicine epidemiologist Doug Wiebe glimpsed two small all-white birds outside Van Pelt Library that turned out to be albino house sparrows. Their coloration is likely the result of a genetic condition in which a bird’s feathers lack pigment.

Michele W. Berger

Merging big data and marine biology

Junior Ashna Sethi found an opportunity to delve into one of her passions this summer with paleobiologist Lauren Sallan’s lab in the School of Arts & Sciences.

Katherine Unger Baillie

Shining a light on the dangers of lead

Lead poisoning robs children of opportunity, and the impact is worse in underserved communities. Faculty and students at Penn are bringing scientific and policy attention to the problem, while empowering young people to minimize their risk and be leaders for change.

Katherine Unger Baillie



In the News


Associated Press

Here’s why experts don’t think cloud seeding played a role in Dubai’s downpour

Michael Mann of the School of Arts & Sciences says that many people blaming cloud seeding for Dubai storms are climate change deniers trying to divert attention from what’s really happening.

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Salon.com

“Record-shattering” heat wave in Antarctica — yep, climate change is the culprit

Michael Mann of the School of Arts & Sciences says that persistent summer weather extremes like heat waves are becoming more common as people continue to warm the planet with carbon pollution.

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Sydney Morning Herald (Australia)

Scientists struggle to explain ‘really weird’ spike in world temperatures

Michael Mann of the School of Arts & Sciences says that tendencies to exaggerate climate science in favor of “doomist” narratives helps no one except the fossil fuel industry.

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Vox.com

Spring is here very early. That’s not good

Michael Mann of the School of Arts & Sciences says that plant-flowering, tree-leafing, and egg-hatching are all markers associated with spring that are happening sooner.

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The New York Times

We don’t have time for climate misinformation

In a co-written Op-Ed, Michael Mann of the School of Arts & Sciences says that meaningful decarbonization in the U.S. is in jeopardy of being blocked or slowed if a significant portion of the electorate does not accept the basic scientific facts and implications of climate change.

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NPR

A famous climate scientist is in court, with big stakes for attacks on science

Michael Mann of the School of Arts & Sciences is suing a right-wing author and a policy analyst for defamation against the “hockey stick” climate change graph.

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