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The NOAA Earth System Research Laboratory in Barrow, AK, with the Arctic Ocean in the background. NOAA

A new industry is taking off in Alaska, as innovators help oil companies compensate for the irony that climate change is making oil exploration harder on the increasingly less frozen permafrost, NPR reported Monday.

Ed Yarmak, for example, heads a company called Arctic Foundations that makes metal tubes filled with a refrigerant called thermosyphons. These are then partly buried in permafrost, where they pull heat from the ground.

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