The Gates of the Arctic National Park and Preserve in Alaska.

Leading scientists and conservationists are proposing that up to 50 percent of the earth’s land and oceans be protected in the coming decades. While some view the goal as unrealistic, proponents say it is essential for preserving the natural systems on which life itself depends.

By Jim Robbins

Opinion

Deep Decarbonization: A Realistic Way Forward on Climate Change

Global emissions have soared by two-thirds in the three decades since international climate talks began. To make the reductions required, what’s needed is a new approach that creates incentives for leading countries and industries to spark transformative technological revolutions.

By David G. Victor

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A permafrost slump, the size of a football stadium, on the shore of an unnamed lake in the Canadian Arctic.

Climate

How Thawing Permafrost Is Beginning to Transform the Arctic

The frozen layer of soil that has underlain the Arctic tundra for millennia is now starting to thaw. This thawing, which could release vast amounts of greenhouse gases, is already changing the Arctic landscape by causing landslides, draining lakes, and altering vegetation.

By Ed Struzik

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