blog posts Freshwater coastal erosion alters global carbon budget Mar 27, 2019 1:30 pm by Lois YoksoulianGeological Survey Share on Facebook Tweet Email An October 2017 storm exposed wetlands to wave action and burial by beach sand at the shoreline of Lake Michigan at Illinois Beach State Park. Photo courtesy Ethan Theuerkauf Images Shoreline erosion can transform freshwater wetlands from carbon-storage pools to carbon sources, according to a new study led by Illinois State Geological Survey researchers. Share on Facebook Tweet Email