Protecting our wetlands and other aquatic resources a guide to EPA's role in Alaska, Idaho, Oregon and Washington.
|Other Authors:||United States. Environmental Protection Agency. Region X. Wetlands Section.|
Seattle, WA (1200 Sixth Ave., Seattle 98101-9797) :
U.S. Environmental Protection Agency, Region 10, Water Division, Wetlands Section,
1 sheet : color illustrations ; 44 x 28 cm folded to 22 x 14 cm.