Obama and Hu agree to aim for climate targets in Copenhagen World leaders at food summit must feed people, not big business We can eat meat, ditch factory farming and save the planet - new research Thumbs up for Bristol's serious climate target Government unveils plans to fast-track major developments Government to publish National Policy Statements Rich countries scheme to ditch Kyoto targets Carbon trading 'the next sub-prime' - new research Miliband casts doubt on climate agreement in Copenhagen Roundtable on Sustainable Palm Oil rejects greenhouse gas emissions standards African delegation protest at UN climate talks in Barcelona EU finance package ahead of Copenhagen fails to put enough money on the table Climate change - £6.50 loaf will leave millions hungry in the UK Coalition calls for climate change to be put at heart of planning system Lord Stern right to highlight carbon impact of food chain Renewable Energy Association report on biofuels - a costly and ineffective way of tackling climate c... EU's position ahead of Copenhagen leaves much to be desired Royal Society food report - Friends of the Earth reaction