bbq, we are being fed a pile of rubbish re co2, this is not good. It's not the debate being ridiculed its the dodgy science. To imply that people who challenge the alarmist conclusions don't care about the planet is also wrong. We need to do a lot of things to conserve our world and provide for its occupants, but lets do it based on facts not a frenzy of fanatical clap trap. Please do some more research. heres a start http://youtube.com/watch?v=FOLkze-9GcI It's in 4 parts cheers Rod