Economist Bjorn Lomborg Global warming is not http//wwwtedcom Economist Bjorn Lomborg makes a persuasive case for prioritizing the world's biggest problems, asking If we had $50 billion to spend over the next four years to do good in the world, where should we spend it? His recommendations - based on the findings of the 2004 Copenhagen Consens Tags : TEDTalksTEDBjornLomborgenvironmentglobalwarming Visto : 76593 video subido por TEDtalksDirector .