Xinhua: British Prime Minister Gordon Brown has called for a national effort to create a low carbon economy, stressing that green a recovery is the very option for the economy to beat the current recession. “As I look round at the challenges and opportunities of our economy today, and the tasks we face ahead, I don’t think we will have the strength of recovery we need unless it is a low carbon recovery,” Brown said at Friday’s Low Carbon Industrial Strategy Summit in London. Brown …