Performance evaluation of existing aerated lagoon system at Bixby, Oklahoma /

Mode of access: Internet.

Energy conservation through source reduction /

"November 1978."

Progress report, fish passage development and evaluation program.

Title from cover.

Toxic heavy metals in groundwater of a portion of the Front Range Mineral Belt : partial completion report /

"OWRT Project No. A-023-COLO."

Effects of strip mining the abandoned deep Anna S Mine on the hydrology of Babb Creek, Tioga County, Pennsylvania /

Bibliography: p. 41.

Herbert Hoover national historic site, interpretive prospectus (1971) B1; Natural resources management plan (1980) B2; Cultural resources management plan (1981) B3; Annual statement for interpretation and visitor services B4; Snowmobile use, environmental assessment (EA) : environmental impact statement.

Mode of access: Internet.

Performance of historic stone building materials and systems : observations by architects, engineers and building conservators : excerpts from workshop discussions held on August 10, 1987, funded by the U.S. Environmental Protection Agency and the U.S. Department of the Interior, National Park Service, Cultural Resources Acid Rain Research Program.

"June 1988."

The National Biological Diversity Conservation and Environmental Research Act [microform] : hearings before the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science, Space, and Technology, U.S. House of Representatives, One Hundredth Congress, second session, June 9, 30, 1988.

"No. 143."

Final report on environmental evaluation system for water resources planning /

"PB 208 822."

1982 Department of Energy authorization (environmental research, environmental compliance, and environmental safety) [microform] : hearing before the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, March 31, 1981.

"No. 37."

Synthetic fuels environmental research and development [microform] : hearing before the Subcommittee on Energy Development and Applications and the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, October 1, 1981.

"No. 65."

Environmental Protection Agency research and development posture hearing [microform] : hearing before the Subcommittee on Natural Resources, Agricultural Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, October 22, 1981.

"No. 123."

Fiscal years 1983 and 1984 Environmental Protection Agency research and development authorization [microform] : hearings before the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, second session, February 24, March 2, 19, 1982.

"No. 124."

Water resources in Rensselaer County; an environmental health study.

Mode of access: Internet.

Environmental effects of sewage sludge disposal [microform] : hearing before the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, May 27, 1981.

"No. 24."