As Oceans Rise, Scientists Work Toward Consensus

Behind the scenes of the U.N.'s latest climate-change report

The Asahi Shimbun via Getty Images

A melting glacier near Qaanaaq, Greenland
October 14, 2013 Premium content for subscribers. Subscribe Today

As a glaciologist, Peter U. Clark has seen his fair share of icy cliffs plunging into the abyss. But four years ago, Mr. Clark, a geoscience professor at Oregon State University, went over a ledge like he'd never seen before: He agreed to help lead...

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