lec23_r - ES 2 W 09 Lec #23 (Revised) Climate Change &...

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1 ES 2 W 09 Lec #23 (Revised) 2 Emissions Readings: K&B Ch13; M&K 94-95; 158-159 168-169, 178-179 182-183; SR: McKibben (2007) Carbon’s New Math , Where do the CO 2 emissions come from? -Global perspective -Carbon footprints: beef & orange juice Approaching CO 2 Stabilization in the atmosphere CO 2 Past Presentation and Future Reducing CO 2 emissions -Concept of the carbon-cutting wedge Intentional climate change (ICC) Where Do the CO 2 Emissions Come From? 0 10,000 20,000 30,000 40,000 50,000 60,000 70,000 2003 Baseline 2030 Baseline 2050 Other Buildings Transport Industry Transformation Power Generation Mt CO 2 /year Source: IEA, 2006 Power Plant
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2 Global Electricity Generation by Fuel 0% 20% 40% 60% 80% 100% 2003 Baseline 2050 Other renewables Biomass Hydro Nuclear Gas Oil Coal Source: IEA, 2006
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3 The High (Greenhouse Gas) Cost of Meat
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4 Carbon Footprint of Orange Juice 1/2 gallon=1.7kg CO 2 Eq. 58% from Fertilizer
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lec23_r - ES 2 W 09 Lec #23 (Revised) Climate Change &...

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