TSM 325 F11 Lecture-12B

TSM 325 F11 Lecture-12B - 11/8/2011 1 We are what we do,...

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Unformatted text preview: 11/8/2011 1 We are what we do, not what we think.- Iain M. Banks TSM 325 (AE, Agron, AnS, BSE, BusAd, Econ) Biorenewable Systems Week 12 Session B November 8, 2011 By the end of this session, you should Know how much cellulosic fuel we are legally required to be using in the US over the next 10 years, and how much we make today Be able to name 6 products in which Iowa leads the nation Be able to articulate the major criticisms with conventional corn production Name 3 ecosystem services provided by perennial plants Appreciate potential for perennial energy crops in Iowa 11/8/2011 2 How many gallons of advanced renewable fuels (not grain ethanol) are required in the US by 2020? A) 300,000 B) 3,000,000 C) 300,000,000 D)30,000,000,000 Bioenergy today and Tomorrow Renewable Fuels Standard 2 (RFS 2) 36 Billion Gallons of Alternative Fuel 2007 Energy Independence and Security Act Production required by 2010: 100 million gallons Production online today: nearly ZERO 4 11/8/2011 3 By the end of this session, you should c Know how much cellulosic fuel we are legally required to be using in the US over the next 10 years, and how much we make today Be able to name 6 products in which Iowa leads the nation Be able to articulate the major criticisms with conventional corn production Name 3 ecosystem services provided by perennial plants Appreciate potential for perennial energy crops in Iowa How much land area is needed to grow the 300 million tons of biomass to produce 30 billion gallons of ethanol? 11/8/2011 4 Expected Acreage of Energy Crops Biomass needed annually 1,000,000,000 Mg Biomass yields range 5-40 Mg ha-1 Land area needed annually = 25-200 million ha (~ 60 - 500 million acres) What is Iowa doing to help? 11/8/2011 5 Iowa is #1!...
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TSM 325 F11 Lecture-12B - 11/8/2011 1 We are what we do,...

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