Good River is a series about the environment, economy and culture of the Ohio River watershed, produced by seven nonprofit newsrooms spanning five of the 15 watershed states. For all of the stories visit ohiowatershed.org
Extreme weather has been cited more and more frequently as a contributing cause in serious marine accidents at a time when shipping of hazardous materials like crude oil is increasing.
The brain-harming metal is discharged directly into the river or carried to it on air currents. Some argue authorities are doing too little to stop both routes of pollution.
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.