Amazon.com description: Product Description: So definitive that the first edition was quoted in Congressional testimony on wetland protection, Wetlands provides an extensive overview of virtually every type of saline and freshwater wetland in North America. The authors cover chemistry, biology, geology, hydrology, geography, management, and preservation of tidal salt marshes and mangrove wetlands; northern peatlands and bogs; freshwater marshes, southern deepwater swamps, and riparian wetlands. New coverage includes the latest principles, approaches, techniques, and design aspects for constructing or restoring wetlands for habitat replacement.