Associated Press: Faced with rising food prices and new issues around carbon dioxide emissions, EU legislators are proposing to scale back an ambitious target to use more biofuels in vehicles to fight climate change. Last year, the 27-nation EU endorsed a plan calling for a 10-percent share of biofuels for cars and trucks by 2020. It is part of a broader commitment to provide 20 percent of all energy in the EU from renewable sources, up from 8.5 percent now. The European Commission, the EU’s …