Climate Cast: Why Minnesota corporations are greening up

More than 150 companies have signed on to the Obama administration's American Business Act on Climate Change. Several Minnesota companies are on the list including General Mills, Best Buy, and Cargill. Today on Climate Cast, MPR chief meteorologist Paul Huttner asks representatives from a cross-section of Minnesota Fortune 500 companies why they're going green and how it's hitting their bottom line.

Paul's guests:

• Laura Bishop, Vice President of Public Affairs & Sustainability for Best Buy

• John Church, Executive Vice President - Supply Chain for General Mills

• Dr. Raj Rajan, Vice President and Global Sustainability Technical Leader for Ecolab

• Jean Bennington Sweeney, Chief Sustainability Officer at 3M