US Policy Breakthrough on Super Greenhouse Gases, But Obstacles Remain

The U.S. State Department issued an international proposal jointly with the governments of Canada and Mexico this week to phase down the production and consumption of hydrofluorocarbons (HFCs) starting as early as 2011. The move represents a breakthrough for the administration, whose HFC policy has been delayed since May by interagency disputes. David Sassoon reports for SolveClimate September 17, 2009..