System requirements: Adobe Acrobat Reader required.
Mode of access via the EPA Office of Research and Development web site.
Note
Title from title screen (viewed on Sept. 23, 2003).
"EPA/600/R-97/130."
Summary
"The Atlas is an EPA report assessing relative ecological conditions across the mid-Atlantic region of the United States, encompassing Delaware, the District of Columbia, Maryland, Pennsylvania, Virginia, and West Virginia..."