A Post-Gazette investigation into the corporate ownership of single-family homes in Allegheny County has demonstrated just ...

Strip mining for phosphate rock violently transforms the environment, irreparably changing the character of the natural landscape. In many cases mines displace plants and animals and eat up thousands ...

Dear Gov. Kemp and Environmental Protection Division director Jeff Cown: The Okefenokee Swamp has always held a mythical allure, bolstered by tall tales and folk songs my father used to sing about it.