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An Overview of Food Security and Biofuels. Sarah Graser PHE 510. Types of Biofuel. Biodiesel Bioethanol Cellulosic Bioethanol Biogas. Reduce need for oil Stabilize economies Lower greenhouse gas emissions. Do not drastically reduce CO2 emissions Not efficient
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An Overview of Food Security and Biofuels Sarah Graser PHE 510
Types of Biofuel • Biodiesel • Bioethanol • Cellulosic Bioethanol • Biogas
Reduce need for oil Stabilize economies Lower greenhouse gas emissions Do not drastically reduce CO2 emissions Not efficient Promote environmental degradation Are biofuels helpful or harmful???
What does all this mean for food security globally • Increase food staple commodity prices • Endangers millions of lives worldwide
Other Non-Food Sources of Biofuels • Jatropha-oil seed producing shrub • Algae • Municipal waste biomass
What can we do? • Advocate for use of non-food source biofuels crops • Increased efficiency • Alternative renewable power • Incorporate social and environmental costs of biofuel production