As politics gets more fiercely divided, policies are switching back and forth much more drastically with each change in administration.

One place this is being felt is the environmental sector, which has seen regulations and legislation completely erased then replaced again and again as Republicans and Democrats take turns in charge.

For more on the effects of this, KCBS Radio news anchors Eric Thomas and Margie Shafer spoke to Costas Gavriilidis, professor at the University of Stirling in Scotland, who developed the U.S. Climate Policy Uncertainty Index.