Alcoa’s Western Australia division is one of the world's largest alumina producing operations. Some say its decades-old ...

The Mid-Atlantic grid could be stressed by rising temperatures and a surging demand that is expected to outpace the previous ...

In 1955, 67-year old Emma "Grandma" Gatewood became the first woman solo thru-hiker on the Appalachian Trail. She would go on ...

A snail in a pale yellow shell oozed along the forest floor one morning; a long glistening salamander, livid red and covered with brown spots, soaked in the dew. There were plenty of deer bounding ...

Some residents say toxic dust from Alcoa's three sprawling industrial facilities along the southwestern coast of Australia is ...

A one-of-a-kind ecosystem lies above the bauxite Alcoa mines in Australia. The company’s request to expand is drawing ...

With its new trail and discovery space in Frick Park, Pittsburgh Parks Conservancy aims to create an inclusive outdoor ...

The data will help guide the conservation efforts at Raystown Lake, including managing invasive species. iNaturalist ...

The 100-acre site in Erie County is being reforested through a partnership between the Western Pennsylvania Conservancy and ...

Former DEP secretary David Hess says a Senate bill is meant to punish communities that try to protect their health and ...

The Regional Greenhouse Gas Initiative requires fossil fuel burning power plants to pay for carbon dioxide emissions. But is ...