Drought conditions have lowered water levels on the Delaware, threatening the annual reenactment of Washington's famous move ...
Drought causing saltwater to creep up Delaware River, source of much Philadelphia’s drinking water
Salty oceanwater is creeping up the Delaware River, the source for much of the drinking water for Philadelphia and millions ...
Oilfield wastewater injected underground is causing earthquakes and blowouts. Now, pilot projects are exploring whether this ...
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