Sacramento -- After cutting a deal with Democrats on historic legislation to cap greenhouse gas emissions in California, Gov. Arnold Schwarzenegger faces decisions this month on two other bills that could dramatically reduce pollution from the auto and energy industries -- the state's two largest contributors to global warming. With much less fanfare than for the global warming bill, which Schwarzenegger is expected to sign next Wednesday, Democratic majorities in the state Senate and Assembly approved legislation that would require half of the cars sold in the state to run on alternative fuels by 2020 and another bill that would...