Researchers at Harvard have developed a plan to spray sulfur dioxide into the atmosphere to reduce global warming. RT America’s Michele Greenstein joins Rick Sanchez to discuss how “solar geoengineering” would mimic the effect of volcanoes and reduce global temperatures.

Find RT America in your area: http://rt.com/where-to-watch/
Or watch us online: http://rt.com/on-air/rt-america-air/

Like us on Facebook http://www.facebook.com/RTAmerica
Follow us on Twitter http://twitter.com/RT_America