What are the risks and potential benefits of purposefully shifting parts of our atmosphere, oceans, and lands to address our carbon-charged climate?

A panel of experts share their thoughts on solar, carbon, and marine geoengineering:

• Lisa Dilling, Associate Chief Scientist, Environmental Defense Fund
• James Hurrell, Professor of Atmospheric Science, Colorado State University 
• Peter Lawrence, Climate Scientist, National Center for Atmospheric Research
• Matt Long, Climate Scientist & CEO, [C]Worthy
• Karen Rosenlof, Senior Scientist, National Oceanic and Atmospheric Administration
• Simone Tilmes, Project Scientist, National Center for Atmospheric Research