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Problems with Clean Air Act protection for national parks and wilderness areas : hearing before the Environment, Energy, and Natural Resources Subcommittee of the Committee on Government Operations, House of Representatives, One Hundred First Congress, second session, March 9, 1990.
- Other Authors:
- United States. Congress. House. Committee on Government Operations. Environment, Energy, and Natural Resources Subcommittee.
- Air Pollution United States
Air Pollution Government policy United States
National parks and reserves United States
Wilderness areas United States
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