in Jul 2012 that the tree ring data used to support global warming was flat wrong. The correct data, when used, showed a distinct cooling trend of 0.3C degrees for the last two millenium. There are many, many findings by reputable scientists debunking hudman caused climate change. When your entire livelihood is dependent on government funding, why bite the hand that feeds you? Many scientists are really angry about how the "alarmists" have politicized this and brought so much discredit on true science and research.