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January 6th, 2014
09:03 PM ET

Kreutzer: CO2 levels not catastrophic

In this episode of Crossfire, Dr. David Kreutzer of the Heritage Foundation and Navin Nayak of League of Conservation Voters, debate the link between carbon dioxide emissions and climate change.

WATCH: Crossfire also debates the politics of global warming.

Who were you siding with during the debate?