An Overview of Food Security and Biofuels Sarah Graser PHE 510

Types of Biofuel Biodiesel Biodiesel Bioethanol Bioethanol Cellulosic Bioethanol Cellulosic Bioethanol Biogas Biogas

Are biofuels helpful or harmful??? Reduce need for oil Reduce need for oil Stabilize economies Stabilize economies Lower greenhouse gas emissions Lower greenhouse gas emissions Do not drastically reduce CO2 emissions Do not drastically reduce CO2 emissions Not efficient Not efficient Promote environmental degradation Promote environmental degradation

What does all this mean for food security globally Increase food staple commodity prices Increase food staple commodity prices Endangers millions of lives worldwide Endangers millions of lives worldwide

Other Non-Food Sources of Biofuels Jatropha-oil seed producing shrub Jatropha-oil seed producing shrub Algae Algae Municipal waste biomass Municipal waste biomass

What can we do? Advocate for use of non-food source biofuels crops Advocate for use of non-food source biofuels crops Increased efficiency Increased efficiency Alternative renewable power Alternative renewable power Incorporate social and environmental costs of biofuel production Incorporate social and environmental costs of biofuel production

Rise in food staple commodity prices Rise in food staple commodity prices