More Evidence Points to China as Source of Ozone-Depleting Gas Delegates from nearly 200 countries are gathering in Ecuador to discuss efforts to repair the ozone layer, and the return of a banned chemical will be on the agenda. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Clean Energy ‘Moving Forward’ Despite Trump’s E.P.A. Pick, Experts SayJohn Glenn, American Hero of the Space Age, Dies at 95U.S. Life Expectancy Declines, and Researchers Are PuzzledTrilobites: The Freaky Food Chain Behind Your Lobster DinnerCanada Wonders, if U.S. Balks, Is Carbon Pricing Still the AnswerDanish Doctors’ Group Wants to End Circumcision for Boys
