Agence France-Presse: Countries will have to make far greater cuts in greenhouse gas emissions if the world is to limit the rise in global temperatures to two degrees Celsius or less, the UN has warned. Commitments made since December’s Copenhagen climate conference have been insufficient, the United Nations Environment Programme (UNEP) said in a report at its annual meeting on the Indonesian island of Bali. “No one should assume that the pledges will be enough,” UNEP director Adrian Steiner …