Direct investment in the United States by foreign government-owned companies, 1974-1981.

Mode of access: Internet.

Estimating costs for water treatment as a function of size and treatment efficiency /

Mode of access: Internet.

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

Mode of access: Internet.

Performance evaluation of existing aerated lagoon system at Consolidated Koshkonong Sanitary District, Edgerton, Wisconsin /

Mode of access: Internet.

Read this if you plan to breathe this summer : advisory for those with asthma & breathing problems and for children, older adults, and people who work outdoors.

Mode of access: Internet.

Biotransformation and chemical form of mercury in plants /

Bibliography: p. 7-9.

Groundwater quality monitoring of Western oil shale development : identification and priority ranking of potential pollution sources /

Mode of access: Internet.

Distribution of phytoplankton in Alabama lakes /

Issued July 1977.

Status and quality of radiation measurements : food and human urine /

Issued Oct. 1977.

Proceedings of the International Workshop on Large-Scale Reforestation /

Mode of access: Internet.

Agricultural land use water quality interaction : problem abatement, project monitoring, and monitoring strategies /

Mode of access: Internet.

Immobilization technology seminar : speaker slide copies and supporting information /

EPA symbol on cover.

Contaminants associated with direct and indirect reuse of municipal wastewater /

Contract 68-02-2257.

Application of numerical classification in ecological investigations of water pollution /

Mode of access: Internet.

Distribution of phytoplankton in Virginia lakes /

Mode of access: Internet.