Telegraph: As part of the most sweeping carbon trading scheme outside Europe, prime minister Kevin Rudd said the country would cut emissions by 15 per cent if the rest of the world signed up to an effective climate pact. If not, Australia would cut its emissions by 5 per cent – compared to 1990 levels – by 2020. “We are starting the scheme with appropriate and responsible targets, targets that are broadly consistent with other developed countries,” he said. “Climate change is an …