Biodiversity Heritage Library
Subject "Air quality management"
Assessment report on sulphur dioxide for developing ambient air quality objectives : effects on vegetation.
Publication info: [Edmonton] :Alberta Environment,2004.
Contributed by: University of Alberta Libraries (archive.org)
Subjects: Air Air quality Air quality management Alberta Effect of pollution on Environmental aspects Plants Pollution Standards Sulfur dioxide
Clean air protection problems at 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 Third Congress, second session, April 29, 1994.
By: United States.
Publication info: Washington :For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office,1995.
Contributed by: Boston Public Library (archive.org)
Subjects: Air Air quality management Environmental monitoring National parks and reserves Physiological effect Pollution Prevention United States Wilderness areas