Boreal/Arctic-Climate Feedback Riley, Subin, Torn (LBNL); Post (ORNL); Bonfils, Phillips (LLNL); Zhuang (Purdue) Investigate potential for abrupt climate change from – Warming permafrost, peatlands, and lakes – Vegetation range shifts – Coupling with atmosphere Integrated into CLM4/CCSM – Preliminary results Lakes: Methane Release Methane Release
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