Marco TedescoMarco Tedesco is an Italian polar scientist whose research focuses on snow, ice and climate change in the polar regions. After receiving his PhD from the University of Naples, he spent five years as a research scientist at NASA, and later founded theCryosphere Process Laboratory. He is now a professor at Columbia University's Lamont-Doherty Observatory. Tedesco has been featured in Science and has spoken as a climate change expert for The New York Times, The Washington Post, NPR, Wired, and others. Read More Read Less