Experts set threshold for climate-change calamity

The world's leading climate scientists have for the first time established a limit on the amount of greenhouse gases that can be released before the Earth reaches a tipping point and predicted that it will be surpassed within decades unless swift action is taken to curb the current pace of emissions. The warning was issued Friday by a panel of U.N.-appointed climate change experts meeting in Stockholm. http://www.latimes.com/local/la-me-0928-climate-change-20130928,0,2765027.story Article courtesy of The Los Angeles Times by Tony Barboza