ClimateWire: The U.N. Intergovernmental Panel on Climate Change has for the first time acknowledged the risks of uncontrolled biofuels development, a skepticism that has slowly emerged into the mainstream scientific community, say academics. IPCC's Working Group II report, released this morning in Yokohama, Japan, indicates that the U.N. scientific body on climate change has loosened its 2007 position that defines biofuels as a mitigation strategy for reducing greenhouse gas emissions. The report affirms that...