Friday, August 31, 2012

Sea Level Rise and Climate Change, Another View

Globally, sea level has risen 13 feet in the last seven thousand years and local Delaware tide gauges suggest the sea level rose about a foot in the twentieth century.  Planning for sea level rise is a good idea.  There should have been a rapid response plan to fill the 50 foot breach at Fowler Beach when it first occurred.  Rapid response would have saved a valuable fresh water marsh and significant damage to surrounding farm land and roads.   Repair would have also limited the risk of further damage and even death in the Broadkill Beach, Prime Hook Beach, and Slaughter Beach communities.  Now the breach is 4000 feet wide and the repair will cost dramatically more.

Coming up with a long term plan to deal with sea level rise will require a political process of give and take and the creation of a consensus by various factions.  Unfortunately, the emphasis of the recent News Journal series and reports by the Delaware Department of Natural Resources and Environmental Control un-necessarily linking the sea level rise problem to worst case climate change scenarios has made the problem solving process more difficult.  A lot of people, particularly down state where sea level problems are more acute, reject these worst case scenarios as un-proven.  There is a risk sea level rise planning will succumb to the climate change debate.

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