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.
About 13.1% of families and 12.0% of the population were below the poverty line, including 19.4% of those under age 18 and 3.9% of those age 65 or over. ^ Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data (DP-1): Worden village, Illinois.