Agence France-Presse: A UN climate summit rammed through a battle plan against global warming forged by US President Barack Obama and other top leaders, sidelining smaller states which lashed the deal as betrayal. After toxic exchanges, the conference chair forced through a deal using an unusual procedural tool that effectively dropped all obstacles to the new-born Copenhagen Accord. UN chief General Ban Ki-moon admitted the agreement had failed to win global consensus and would disappoint many who …