The original content of Democracy Now! Headlines appears under the Creative Commons BY-NC-ND 3.0 License (United States). For more, including their other shows and media, visit www.democracynow.org. May 21, 2013 Survey: Scientists Have 97% Consensus Human Activity Causes Climate Change --------------------------------------------------------------------------- A new survey of the scientific community has found near unanimous agreement that human activity causes climate change. Citing the work of more than 29,000 scientists in peer-reviewed journals, the survey's authors say the consensus on human-caused global warming stands at 97.1 percent. Addressing the efforts by industrial polluters to fund climate skepticism, the study's lead author, John Cook, said: "There is a gaping chasm between the actual consensus and the public perception." .