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CNN's special correspondent Philippe Cousteau on his upcoming Arctic trek.

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Governments trying to reel in 'ocean sprawl'updated: Wed Jul 15 2009 11:02:00

We all know what happens when urban sprawl gets out of control: Commutes back up, smog thickens, and concrete suburbs gobble up green spaces.

New designation of Hawaiian waters stirs controversyupdated: Fri Jun 16 2006 19:12:00

It is a monument like no other -- 1,400 miles long and 100 miles wide.

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