Articles on Pennsylvania

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Sinkholes form when underground rock dissolves or sediment washes away and the surface collapses. Luis Diaz Devesa/Moment Collection/Getty Images

Why Philly has so many sinkholes

Sinkholes are fairly common in Philadelphia due to aging water lines that leak or burst, causing the surrounding soil to wash away.
In Pennsylvania, local governments will decide which substance use programs to fund in their communities. Jeff Fusco/The Conversation U.S.

Pennsylvania counties face tough choices on spending $2B opioid settlement funds

Local governments have a lot of freedom on how to spend the funds, but there’s also confusion and a feeling of moral responsibility to spend wisely after so many lives have been lost.
There were about 3,330 overdose deaths in Pennsylvania in 2024, down from over 4,700 in 2023. Frazao Studio Latino/E+ Collection via Getty Images

New website tracks how Pennsylvania’s $2.2B in opioid settlement funds is being spent

Researchers hope that transparency around where the money is going will help counties use the funds more effectively.
The top 5 ‘asthma capitals’ in the U.S. are Detroit, Rochester, Allentown, Philadelphia and Cleveland, according to the Asthma and Allergy Foundation of America’s 2025 report. Terry Vine/DigitalVision Collection via Getty Images

New report ranks Philadelphia and Allentown among toughest cities in America for people with asthma

The ranking of ‘asthma capitals’ in the US is released each September, the peak time of year for asthma attacks and hospitalizations.
This well was contaminated with high levels of PFAS from firefighting foam used at a small airport nearby. Brian van der Brug/Los Angeles Times via Getty Images

You can be exposed to PFAS through food, water, even swimming in lakes – new maps show how risk from ‘forever chemicals’ varies

PFAS exposure can vary significantly from one community to the next. A close-up view of three Great Lakes states offers some insights for everyone.
The United States’ offshore wind potential isn’t just in the ocean, where these turbines are located, off Rhode Island. John Moore/Getty Images

Great Lakes offshore wind could power the region and beyond

States take the lead on regulation of planning, site selection, leasing and other elements of offshore wind projects in the Great Lakes, though the federal government has a role as well.

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