The earth's coasts --the coastal regions where over half of the world's population dwells--are on a collision course with destiny.

Half of the US GDP, or gross domestic product is derived from coastal resources.

The current fish extraction policies are not capable of being sustained, or even managed in the future.
Sea level is rising due to ocean thermal expansion at a rate faster than it would in historically cooler oceans.
Americans and their Tidal Seas
Long a magnet for commerce, industry and recreation to today's policies have traded the rich natural capital of fisheries and forests along the seas edges for the more financially lucrative development of coastal high hazard areas.
The root of the problem is our umwillingness to pay for the full price of protecting seashore populations, the sources of seaside fishery wealth, and the propensity to relegate risks to make development appear profitable, when it is actually more costly.
- Ad Valorem taxation.
- Supreme Court decisions.
- Maryland sealevel rise studies.
- The end of cheap oil.
In the end our seashores are stil expendable, we market their beaches, drain their tidal wetlands, cut their mangroves, pollute their reefs, and the wonder where the fisheries went.
Pollution accumulates at the sea's edge. Coastal zones are less extensive areas than are upstream watersheds but bear a disproportional mass of contamination with respect to their meager extent when compared to the more extensive upland areas.
Case study of the Indian River Lagoon reveals the kinds of problems
What are the issues involved in problems ?