Showing results under subject: 'geographic'

Removal of nitrate by an algal system; phase II

Author: California. Department of Water Resources. - United States. Environmental Protection Agency. - United States. Bureau of Reclamation.
Publisher:Washington,For sale by the Supt of Docs, US Govt Print Off 1971
Abstract:

Montana wetland Index of Alien Impact (IAI)

Author: Westfall, Camie, - Vance, Linda K. (Katherine) - United States. Environmental Protection Agency, - Montana Natural Heritage Program.
Publisher:Helena MT,Montana Natural Heritage Program 2017
Abstract:

Coastal Ocean Margins Program

Author: United States. Dept. of Energy. Office of Health and Environmental Research. Ecological Research Division.
Publisher:Washington DC,US Dept of Energy, Office of Eergy Research, Office of Health Environmental Research 1988
Abstract:

Living waters : guiding the protection of freshwater biodiversity in Massachusetts

Author: Massachusetts. Executive Office of Environmental Affairs. - Massachusetts. Natural Heritage & Endangered Species Program.
Publisher:Westborough Mass,Massachusetts Division of Fisheries and Wildlife 2003
Abstract:

Effects of the exposure of birds to insecticides used for grasshopper control in Alberta

Author: Hawley, Alex W. L. (Alex Wilson Lewis), - Somers, J. D. - Alberta Environmental Centre.
Publisher:Vegreville AB,Alberta Environmental Centre 1988
Abstract:

Wainwright Dunes Ecological Reserve management plan

Author: Alberta. Alberta Agriculture, Food, and Rural Development. - Alberta. Alberta Environmental Protection.
Publisher:Edmonton Alta,Alberta Agriculture, Food and Rural Development 1998
Abstract:

A user's guide : requirements for exemption of regulated articles

Author: United States. Biotechnology, Biologics, and Environmental Protection.
Publisher:Beltsville Md,US Dept of Agriculture, Animal and Plant Health Inspection Service, Biotechnology, Biologics, and Environmental Protection 1991
Abstract:

Oceanographic variations across the Gulf Stream off Charleston, South Carolina, during 1965 and 1966

Author: Hazelworth, John B. - Environmental Research Laboratories (U.S.) - Atlantic Oceanographic and Meteorological Laboratories.
Publisher:Boulder Colo,US Dept of Commerce, National Oceanic and Atmospheric Administration, Environmental Research Laboratories 1977
Abstract:

Montana wetland ecological and vulnerability prioritization

Author: Hahn, Jamul, - Tobalske, Claudine, - Hart, Melissa (Ecologist), - Vance, Linda K. (Katherine) - Montana. Department of Environmental Quality - Montana Natural Heritage Program.
Publisher:Helena MT,Montana Natural Heritage Program 2016
Abstract:

Status of the northern leopard frog (Rana pipiens) in Alberta

Author: Wagner, Greg. - Alberta. Wildlife Management Division. - Alberta. Alberta Environmental Protection.
Publisher:Edmonton,Alberta Environmental Protection, Wildlife Management Division, Status and Surveys Branch 1997
Abstract:
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