ABC: Australia will be aiming to reinforce the importance of world leaders agreeing to a binding target for greenhouse gas emission cuts when Prime Minister Kevin attends the G8 summit in Japan. With Australia already committed to a target of reducing greenhouse gas emissions by 60 per cent by the year 2050, Mr Rudd will have a chance to discuss the issue with the leaders of the major industrialised nations and those countries which are also major emitters at the G8 summit. Mr Rudd …