Reuters: Development of alternative energy should create more than 20 million jobs around the world in coming decades as governments adopt policies to reduce greenhouse gas emissions, according to a U.N. report released on Wednesday. Some 2.3 million people already work in green energy jobs with half of them in biofuels, said the report “Green Jobs: Towards Decent Work in a Sustainable, Low-Carbon World,” commissioned and funded by the U.N.’s Environment Program. Creation of the jobs …