PierceBMW01.jpgPierce Brosnan PierceBMW02.jpgWe've taken Pierce Brosnan to task for claiming to be an environmentalist while driving a gas-guzzling Maserati and for his kid's occasional penchant for littering, but now it looks like Pierce is really going green!

We saw Pierce driving a new BMW Hydrogen 7 in Santa Monica on Monday. According to BMW, when running in the hydrogen mode, the car emits nothing but vapor. And, unlike fossil fuels and traditional gasoline, hydrogen is available in virtually infinite supply.