San Francisco Chronicle: Al Gore and his crusade against global warming landed in the Bay Area this week with a call to arms and a message for those who still think the former vice president is tilting at windmills. The solution to climate change includes windmills, along with solar and geothermal energy, Gore told The Chronicle in an interview Monday. He also defended himself against attacks by critics who accuse him of pushing the green agenda so that he can personally benefit from investments he has made …