The High Level Panel of Experts on Food Security and Nutrition of the FAO’s Committee on World Food Security reports in detail on reasons for increased food price volatility. They suggest three linked problems: underlying agricultural price volatility, low agricultural investment and the start of a new era of relative food scarcity.
John German in The Hill's Congress Blog.
Comparing the cost of fuel consumption and CO2 reductions from the Boston Consulting Group report "Powering Autos to 2020" against the 2010 US EPA and US DOT Technical Assessment Report and the 2011 Center for Automotive Research (CAR) report.
Knittel argues that ethanol subsidies (for him the term includes performance based policies like RFS and LCFS) exist to support farmer wealth, reduce dependence on foreign oil and reduce GHG emissions.
Using the DAYCENT model and assuming a regime of careful land use planning, Davis et al argue that replacing corn in the US with cellulosic biofuel feedstocks (switchgrass, miscanthus) could reduce nitrogen leeching and greenhouse gas emissions while improving ethanol yields and maintaining the non-biofuel-use grain supply.
Commentary on the direction of EU negotiations on addressing iLUC – Reuters predict that existing biodiesel investments will be protected, but that with ethanol and advanced biofuels looking better than biodiesel in the latest work new investments will be pushed in those directions.