Pollution control (31 - 40 of 224 items)
Clean Air Act: Preliminary Observations on the Effectiveness and Costs of Mercury Control Technologies at Coal-Fired Power Plants
GAO-09-860T: Published: Jul 9, 2009. Publicly Released: Jul 9, 2009.
Aviation and Climate Change: Aircraft Emissions Expected to Grow, but Technological and Operational Improvements and Government Policies Can Help Control Emissions
GAO-09-554: Published: Jun 8, 2009. Publicly Released: Jun 8, 2009.
Biomonitoring: EPA Needs to Coordinate Its Research Strategy and Clarify Its Authority to Obtain Biomonitoring Data
GAO-09-353: Published: Apr 30, 2009. Publicly Released: Jun 8, 2009.
Hazardous Materials: Status of EPA's Efforts to Assess Sites That May Have Received Asbestos-Contaminated Ore from Libby, Montana
GAO-09-6R: Published: Mar 10, 2009. Publicly Released: Apr 22, 2009.
Superfund: Greater EPA Enforcement and Reporting Are Needed to Enhance Cleanup at DOD Sites
GAO-09-278: Published: Mar 13, 2009. Publicly Released: Apr 16, 2009.
Hazardous Materials: EPA's Assessment of Sites That May Have Received Asbestos-Contaminated Ore from Libby, Montana (GAO-09-7SP, March 2009), an E-supplement to GAO-09-6R
GAO-09-7SP: Published: Mar 10, 2009. Publicly Released: Mar 10, 2009.
Environmental Protection Agency: Major Management Challenges
GAO-09-434: Published: Mar 4, 2009. Publicly Released: Mar 4, 2009.
Climate Change Science: High Quality Greenhouse Gas Emissions Data are a Cornerstone of Programs to Address Climate Change
GAO-09-423T: Published: Feb 24, 2009. Publicly Released: Feb 24, 2009.
Clean Air Act: Historical Information on EPA's Process for Reviewing California Waiver Requests and Making Waiver Determinations
GAO-09-249R: Published: Jan 16, 2009. Publicly Released: Feb 17, 2009.
Aviation and the Environment: Initial Voluntary Airport Low Emissions Program Projects Reduce Emissions, and FAA Plans to Assess the Program's Overall Performance as Participation Increases
GAO-09-37: Published: Nov 7, 2008. Publicly Released: Nov 7, 2008.