AAP: Parliamentary debate has started on the coalition government's second attempt to axe the carbon tax, with Labor saying the move is based on 10 "whoppers". Labor's environment spokesman Mark Butler said the government had mounted a "hysterical" and "mendacious" campaign against measures to curb emissions. The lower house is considering 11 related bills - which also abolish the Climate Change Authority and the Clean Energy Finance Corporation - simultaneously. The government will limit debate on...