Business Green: The UN today attempted to close its latest round of climate change negotiations in Bangkok on an upbeat note, insisting that progress towards a deal has been made over the past two weeks, despite the ongoing row over emissions targets and financing mechanisms. Speaking at the end of the Bangkok meeting, Yvo de Boer, the UN’s top climate change official, told reporters that a deal could yet be reached at the Copenhagen meeting in December, but warned it will require increased …