Notes: | Includes text, bibliographic references, 36 col. photographs, and location map of Level III ecoregions of the conterminous United States. Verso includes summary table: Characteristics of the ecoregions of Colorado; and bibliographical sources. Map poster is the product of collaborated effort between US EPA Region X, the EPA National Health and Environmental Effects Research Laboratory (U.S.), Western Ecological Division, with Colorado state and other Federal agency sections and divisions. Project itself is associated with an interagency and state effort to develop a common framework of ecological regions.
|