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Climate Change Debunked? Not So Fast | Space.com New research suggesting that cloud cover, not carbon dioxide, causes global warming is getting buzz in climate skeptic circles. But mainstream climate scientists dismissed the research as unrealistic and politically motivated. "It is not newsworthy," Daniel Murphy, a National Oceanic and Atmospheric Administration (NOAA) cloud researcher, wrote in an email to LiveScience. The study, published July 26 in the open-access online journal Remote Sensing, got public attention when a writer for The Heartland Institute, a libertarian think-tank that promotes climate change skepticism, wrote for Forbes magazine that the study disproved the global warming worries of climate change "alarmists." However, mainstream climate scientists say that the argument advanced in the paper is neither new nor correct. The paper's author, University of Alabama, Huntsville researcher Roy Spencer, is a climate change skeptic and controversial figure within the climate research community. Cloud chaos Disagreements