using the clean air act, we will finalize our mobile source rules and provide a framework for continued improvements in that sector. we will build on the success of energy star to expand cost-saving energy conservation and efficiency programs.

This is all lower case. Can you fix that?
Using the Clean Air Act, we will finalize our mobile source rules and provide a framework for continued improvements in that sector. We will build on the success of ENERGY STAR to expand cost-saving energy conservation and efficiency programs.