The mainstream media is encouraging a pervasive pessimism even on the most conservative targets for greenhouse gas emissions – but there is another way, writes Tim Holmes.

It is meaningless to compare our lifestyles today with those of a zero carbon future – as the most recent science has demonstrated, life as it is now will change – like it or not. More useful, writes Paul Allen, is the comparison between a future where we have been proactive and acted ahead of events, with a future where we have let events overtake us.

Stuart Abercrombie considers Melanie Phillips’ recent thoughts on science, education, and the basis of sound judgment.