Katrina, Rita, and Gustav, (salt water incursion) along with British Petroleum have wreaked havoc on our wetlands, aquaculture, fishing /seafood industry and swamps , not to mention coastal erosion, as I am sure you know. We have also had a reduction in our normal rainfall (drought) which has had a deleterious effect on wetlands/swamps. Below is some info on cypress sustainability and use as mulch.