In one corner is a group called Consumers for United Rail Equity (CURE), which includes electric utilities like Entergy and Xcel Energy, and chemical companies like Dow and DuPont.

FORBES: All Aboard

The consortium, which includes Better Place, General Electric and automotive component companies, is now in discussions with other automakers.

FORBES: Better Place To Bring Electric Taxi Service To California in 2013

Siemens AG has been named once again to the prestigious Dow Jones Sustainability World Index (DJSI), capturing the No. 1 spot in the sector Diversified Industrials, which also includes ITT, General Electric and Toshiba.

FORBES: Obama Administration Banking On Next-Generation Nukes