Resource Type

Atlas of Coal/Minerals and Important Resource Problem Areas for Fish and Wildlife in the Conterminous United States

This atlas highlights areas in the conterminous United States of potential concern involving coal and minerals development activities and fish and wildlife resources, in particular the Important Resource Problem Areas (IRPs) designated in 1980 by the U.S. Fish and Wildlife Service (FWS) as areas of emphasis in policy making.
Date: July 1981
Creator: Honig, Robert A.; Olson, R. J. & Mason, William T., Jr.
System: The UNT Digital Library

Ecoregions of North America: After the Classification of J.M. Crowley

Color-coded map showing the ecoregions of North America, including the polar domain, humid temperate domain, dry domain, and humid tropical domain.
Date: June 1981
Creator: Bailey, Robert G.
System: The UNT Digital Library

An Ecological Characterization Study of the Chenier Plain Coastal Ecosystem of Louisiana and Texas, Volume 3: Atlas

Atlas of maps illustrating habitat groups along a portion of the Gulf Coast stretching across Texas and Louisiana. It includes two index maps (one for each state)
Date: August 1979
Creator: United States. Environmental Protection Agency. Office of Research and Development.
System: The UNT Digital Library