Ocean salt water entering Delaware River due to drought

Drought and rising sea levels allow saltwater to creep closer to drinking water supplies for over 14 million residents in New ...
Salty oceanwater is creeping up the Delaware River, a source of drinking water for millions, brought on by drought conditions ...
Salty oceanwater is creeping up the Delaware River, the source for much of the drinking water for Philadelphia and millions of others, brought on by drought conditions and sea level rise ...