Business Green: California published a radical climate change plan this week, outlining its intention to have its wide-ranging policy proposals formally approved by the end of the year and up and running by 2012. Under the personal stewardship of Governor Schwarzenegger, the state has consulted 42,000 members of the public on the so-called AB32 scoping plan. This sets out the policy measures required to ensure the state meets its high-profile 2006 commitment to reduce emissions to 1990 levels …