California's air may start to look a little cleaner, thanks to the California Department of Transportation and its project partners. Caltrans's revolutionary "green locomotive" debuted Wednesday morning at the Amtrak Sacramento Valley station. Members of Caltrans and its project partners assembled within the train station at a press release to make statements regarding the new locomotive, considered a major step toward reducing California's carbon footprint. It is one of the 15 F59PHI model locomotives owned by Caltrans and operated by Amtrak that is now installed with a 710ECO Repower upgrade package. The package is said to consist of the latest microprocessor-controlled locomotive eng