Speaking at Carbon Forum North America October 1, California Air Resource Board Chairman Mary Nichols said that the state is interested in linking its cap and trade system to other CO2 trading programs, including one in Australia. California’s first CO2 allowance auction begins November 14, and free allowance distribution begins in two weeks; 90 percent will be given to companies, leaving 60 million credits for auction in November. The first compliance period starts January 1.