[2013-02-06] Lungs of the planet reveal their true sensitivity to global warming + http://www.sciencedaily.com/releases/2013/02/130206131050.htm + http://www.nature.com/nature/journal/vaop/ncurrent/full/nature11882.html + http://cehsciencenews.blogspot.fi/2013/02/tropical-forests-climate-change-carbon.html + http://news.mongabay.com/2013/0107-rainforest-carbon-fertilization.html with amazoncarbon_cycle