ecological systems / physical and chemical factors / aquatic and terrestrial ecological systems / land management / chemical and physical inputs / greater online presence / conservation tool / habitat groups / literature search / energy / /
NaturalFeature
James river / Rocky Mountains / Teays River / Rappahannock river / Tennessee River / Powell river / /
Organization
Congress / Fish and Wildlife Information Service / White House / National Park Service / Association of Fish and Wildlife Agencies / Virginia Department of Conservation and Recreation / Virginia’s Department of Environmental Quality / Wildlife Agencies / State fish and wildlife agency / Association of Fish / U.S. Fish and Wildlife Service / /
Person
Nixon / /
Position
leader / President / Director / /
ProvinceOrState
Tennessee / District of Columbia / /
PublishedMedium
the Habitat Classification Guide / /
Region
south east Virginia / northern Rocky Mountains / /
I. INTRODUCTION BACKGROUND In 1973, President Nixon signed the federal Endangered Species Act (ESA) into law, which declared that preventing species from becoming extinct would be a national priority. With funding provid