A new study shows that attempts to limit global warming to 2 degrees Celsius, from the year 2020, will be far more costly than taking urgent steps to do so now. If the measures – dependent on a realistic pricing of carbon emissions – are delayed until 2030, then the goal won’t be reached at all. And some scientists believe it’s already unattainable…
See http://www.minesandcommunities.org/article.php?a=12075.