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Director / Editor: Victor Teboul, Ph.D.
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Forget massive seawalls, coastal wetlands offer the best storm protection money can buy

By Robert Costanza, Professor and VC's Chair, Crawford School of Public Policy, Australian National University
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Coastal communities around the world are facing increasing threats from tropical cyclones. Climate change is causing rising sea levels and bigger, more frequent storms.

Many coastal communities are pondering what to do. Should they build massive seawalls in a bid to protect existing infrastructure? Do they give up on their current coastal locations and retreat inland? Or is there another way?

In the US, the US Army Corps of Engineers has proposed building a 20-foot high giant…


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