Click here for "Remember fish and wildlife in the drilling stampede : The sportsmen's tradition in Pennsylvania is threatened by a boom in oil and gas explorations," says Ken Undercoffer, president of the Pennsylvania Council of Trout Unlimited, on the Opinion Page of the Pittsburgh Post-Gazette.

Click here for "Be wary of the 'green' label on renewable energy," by Christian Berg, of The Morning Call, Allentown, Pa.

Click here for "Endangered Species Act deserves our protection" — a letter by Stan Kotala to the editor of the Altoona (Pa.) Mirror.