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Speaking of Plug-In Hybrids, Treehugger Correspondent Simran Sethi reports on the 150 mpg GM Volt, the plug-in that was the jolt of last week’s Detoit Auto Show. She also checks in on Al Gore’s climate training in Tennessee, and gives you all the details of Treehugger’s video contest Convenient Truths. Find your inner auteur and crank out a 1-2 minute video about small but substantive solutions to climate change! LISTEN (8 min)