http://www.theguardian.com/environment/earth-insight/2014/mar/14/nasa-civilisation-irreversible-collapse-study-scientists
This is credible, specific and convincing. We all know what to do. When will we start doing it?
http://www.theguardian.com/environment/earth-insight/2014/mar/14/nasa-civilisation-irreversible-collapse-study-scientists
This is credible, specific and convincing. We all know what to do. When will we start doing it?