National Public Radio: The resignation of the Obama administration’s “green jobs” czar, Van Jones, has caused an uproar within progressive circles. Jones recently came under scrutiny after it was revealed that he signed a 2004 petition questioning whether the U.S. government allowed the Sept. 11 attacks to occur, and after remarks in which he used a derogatory word to describe Republicans. Caving to strong criticism by conservative political pundits, and more specifically that of Fox News Channel …