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Environmental monitoring (21 - 30 of 213 items)

Aviation and Climate Change

Aircraft Emissions Expected to Grow, but Technological and Operational Improvements and Government Policies Can Help Control Emissions
GAO-09-554, Jun 8, 2009

Biomonitoring

EPA Needs to Coordinate Its Research Strategy and Clarify Its Authority to Obtain Biomonitoring Data
GAO-09-353, Apr 30, 2009

Hazardous Materials

Status of EPA's Efforts to Assess Sites That May Have Received Asbestos-Contaminated Ore from Libby, Montana
GAO-09-6R, Mar 10, 2009

Superfund

Greater EPA Enforcement and Reporting Are Needed to Enhance Cleanup at DOD Sites
GAO-09-278, Mar 13, 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, Mar 10, 2009

Environmental Protection Agency

Major Management Challenges
GAO-09-434, Mar 4, 2009

Climate Change Science

High Quality Greenhouse Gas Emissions Data are a Cornerstone of Programs to Address Climate Change
GAO-09-423T, Feb 24, 2009

Clean Air Act

Historical Information on EPA's Process for Reviewing California Waiver Requests and Making Waiver Determinations
GAO-09-249R, Jan 16, 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, Nov 7, 2008

Environmental Enforcement

EPA Needs to Improve the Accuracy and Transparency of Measures Used to Report on Program Effectiveness
GAO-08-1111R, Sep 18, 2008
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