Get the truth about climate change, with plant scientist Bert Drake of the Smithsonian Environmental Research Center. In this 6-part series, discover how we got here, how we move forward, and what climate change could mean for our food our coastlines and our homes. Learn more at serc.si.edu/making-sense-of-climate-change. Lecture 1: The History and Physical Science of Global Warming Meet the first discoverers of human-induced climate change, and learn how greenhouse gases can cause temperature changes around the globe. Credits: Opening images courtesy of NASA, Chesapeake Bay Program, USAID and the U.S. Department of Energy Music: "Ruckus 3" by Dave Depper From The Free Music Archive Creative Commons license: creativecommons.org/licenses/by-nc/3.0/ Carbon Dioxide pumphandle video by NOAA www.youtube.com/watch?v=vA7tfz3k_9A What's Really Warming the World? by NASA