By Catherine M. Welch
http://stream.publicbroadcasting.net/production/mp3/whqr/local-whqr-487295.mp3
In Our Water, Marshes and Wetlands
Wilmington, NC – Brooks Avery looks at what happens when salt water moves up bodies of fresh water such as the Cape Fear River. We start our conversation talking about the breakdown of soils in wetland environments and what causes it.