ScienceDaily: An international team of researchers, led by Elmar Kriegler of the Potsdam Institute for Climate Impact Research (PIK), elicited the opinions of 52 climate scientists about the sensitivity of five so-called tipping elements. Tipping elements are parts of the climate system which, through human interference, can change quickly and irreversibly. In the current study, the sensitivity of the following tipping elements is evaluated: Atlantic thermohaline circulation, El Niño phenomenon, Amazon …