Small unsteady spoil banks/ levees can be built up to form a 'bowl' shape. Then with the help of dredges, soil can be pumped in and marsh grasses planted. Once the marsh grasses build up, levees will begin to collapse creating a new vegetated marsh area.
Worden is a village in Madison County, Illinois, United States.
Bond County, Illinois. Bond County is a county located in the U.S. state of Illinois. As of the 2010 census, the population was 17,768. Its county seat is Greenville. Bond County is included in the St. Louis, MO-IL Metropolitan Statistical Area.