Clean air and water

Clean air and water

Maryland’s Patuxent Research Refuge, top, and Georgia’s Okefenokee National Wildlife Refuge.
[Credits: top USFWS, bottom Sallie Gentry/USFWS]
Image
Photo By/Credit
USFWS and Sallie Gentry/USFWS
Ecosystem
Wetland
Media Usage Rights/License
Public Domain
Subject tags
Environmental quality
Natural resource conservation
Wildlife refuges