SACRAMENTO, Calif. - California would become the first state to impose a limit on all greenhouse gas emissions, including those from industrial plants, under a landmark deal reached Wednesday by Gov. Arnold Schwarzenegger and legislative Democrats. The agreement marks a clear break with the Bush administration and puts California on a path to reducing its emissions of carbon dioxide and other greenhouse gases by an estimated 25 percent by 2020. The bill still needs lawmakers' approval, but that appears likely, given that Democrats control the Legislature. The deal gives Schwarzenegger a key environmental victory as he seeks re-election this fall....