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The most beautiful waves ... ever

By: Jaymi Heimbuch on Dec. 28, 2012, 12:55 p.m.
sand curling into wave

Photo: Clark Little

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But how do we save the oceans? One of the ideas on the table is geoengineering, which is controversial. From seeding the ocean with iron fillings to dumping limestone to combat acidification, we are testing many different solutions to the problem.