Search results

Subject

• Coal mines and mining (2) + -
• Environmental aspects (2) + -
• Environmental policy (2) + -
• Environmental protection (2) + -
• Environmentalists (2) + -
• Hazardous waste disposal sites (2) + -
• Law and legislation (2) + -
• Strip mining (2) + -
• Waste disposal (2) + -
• Waste disposal sites (2) + -

• Women environmentalists (2) + -
• Gas wells (1) + -
• Long wall mining (1) + -
• Longwall mining (1) + -
• Oil wells (1) + -
• Political activity (1) + -

Location

• Allegheny National Forest (2) + -
• Appalachian Region (2) + -
• Pennsylvania (2) + -
• Allegheny County (Pa.) (1) + -
• Allegheny National Forest (Pa.) (1) + -
• Fayette County (Pa.) (1) + -
• Greene County (Pa.) (1) + -
• Pittsburgh (1) + -