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An aerial map shows a coastal marsh with unditched area demarcated in dark green adjacent to a ditched section demarcated in pale green.

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Wilderness marsh sits side-by-side with marshland that's seen decades of human intervention at E.B. Forsythe National Wildlife Refuge. Though they sit so close, the differences in species diversity, marsh health, and flood resilience are worlds apart.
Image
Photo By/Credit
USDA National Agriculture Imagery Program /USDA
Media Usage Rights/License
Public Domain
Subject tags
Coasts
Marshes
Salt marshes