DETROIT: PR will play a major role in helping General Motors launch a new multi-year environmental sustainability program for Chevrolet.

For the program, the automaker will invest $40 million in locally-driven clean energy projects.

The investment is expected to offset the carbon dioxide emissions of the 1.9 million vehicles Chevrolet expects to sell in the US next year, the company said.

As part of the integrated marketing campaign, Chevrolet has created a website, a ChevyCarbon Twitter handle, and Facebook tab called Reducing CO2, to ...