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.
It became Haliburton County in 1983, and consists of the following municipalities: 1  Township of Algonquin Highlands. 2  Municipality of Dysart et al (Dysart, Bruton, Clyde, Dudley, Eyre, Guilford, Harburn, Harcourt and Havelock) 3  Municipality of Highlands East. 4  Township of Minden Hills.