Associated Press: The EU said Friday it will pursue a new deal on global warming through the Group of 20, since last month’s U.N. climate conference of nearly 200 nations led to unwieldy negotiations that didn’t accomplish much. Herman van Rompuy, the new EU president, said halting global warming remains a key target for the Europeans whose proposal for ambitious pollution cuts by 2020 found no takers at the December climate conference in Copenhagen. “The European Union must continue to be the …