Wetland ecosystems provide society with a range of valuable ecosystem services. However, wetlands worldwide are experiencing increasing pressure from a number of sources, caused by an interrelated combination of market failure and policy intervention failure. Whatever the cause, the result is...

An ecosystem approach means different things to different people. As a result the concept of ecosystem-based fishery management is evolving and it has no universal definition or consistent application. As regards ecosystem modeling, most economic models of fishery ignore the linkages to lower...