Every recent decade has been warmer than the decade before it. And as the climate continues to warm, more nations are looking to extreme measures to slow down the trend. While some of these solutions may sound like science fiction—see: injecting sulfur particles into the atmosphere or shooting millions of tiny orbital mirrors into outer space—do such desperate times call for desperate measures? Elizabeth Kolbert, a Pulitzer Prize-winning climate journalist, joins Ian Bremmer on GZERO World to talk about some of the more extreme climate solutions currently on the table and how likely they are to be used in the coming years.