This interstate organization was started in 1948 to clean up the Ohio River. In some areas, it accomplished its mission. But in others, there's a lot to be done.
The Kinzua Dam, which protects Pittsburgh from flooding and pollution, took thousands of acres of the Seneca's territory and destroyed nine communities. We look at the past and future of the Seneca Nation.
Forty years ago, we almost stopped climate change. What happened? And more importantly, where does that leave us now? Author Nathaniel Rich has some answers.
In the 1960s, Pittsburgh's horrible air earned it the nickname ‘Hell with the lid off.' But a group of housewives, doctors and engineers with a knack for guerrilla marketing helped clear the air.
Pennsylvania was among the first governments in the world to guarantee its citizens the right to a clean environment. In practice, that didn’t mean much — until now.
