Author Bob Henson on global warming

World Today

Two troubling climate reports are raising concerns about the pace of climate change and the impact of a warming planet. Scientists said the global temperature rise could reach 1 degree Celsius (33.8 degrees Fahrenheit). That’s the halfway point to what’s seen as a dangerous threshold.

For more on global warming, CCTV America’s Mike Walter spoke to Bob Henson. He is the author of “The Thinking Person’s Guide to Climate Change” and also is the Weather and Climate Science blogger of Weather Underground.