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Published byBertha Summers Modified over 9 years ago
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ALTERNATIVE FUELS: WHAT, WHY, AND HOW Pamela Burns and Mindy Mize Dallas-Fort Worth Clean Cities Coalition North Central Texas Council of Governments
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Petroleum Renewable vs. nonrenewable resources Where does oil come from?
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Current U.S. Petroleum Consumption We use about 275 billion gallons of oil each year. That’s enough to fill 964 AT&T stadiums a year!
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U.S. Petroleum Use by Sector http://www.eia.gov/forecasts/aeo/mt_liquidfuels.cfm
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U.S. Dependence on Foreign Oil
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Canada (25%) Saudi Arabia (12%) Mexico (9%) Venezuela (10%) Nigeria (11%)
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Pollution Air Water Climate Change
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One Solution: Alternative Fuels!
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What is Biodiesel? Biodiesel is: A fuel made from biotic oil sources Used in diesel engines Biodiesel is not raw vegetable oil!
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Biodiesel Feedstocks 1. Soybeans and other seeds 2. Algae 3. Vegetable oil 4. Animal fat 5. Other oil used for deep-frying
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Biodiesel Pros & Cons Made from renewable resources Less air pollution Non-toxic Made in USA Fuel filter may clog after first time use May gel in cold weather ProsCons Glacier National Park, Montana
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What is Ethanol? Alcohol-based fuel Used in gasoline engines Made by fermenting and distilling crops that have been broken down into simple sugars Two most common blends: E10 and E85
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What is ethanol made from? Corn Sugar Cane Switchgrass
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Ethanol (E10 & E85) Pros & Cons Made from renewable sources Less pollution Made in USA Fewer miles per gallon in a car or truck Not many E85 gas stations yet Can be expensive to make ProsCons
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Natural Gas A gas found in underground rock formations Renewable options Produced in USA Reduces CO 2 emissions by 25%
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Propane Byproduct of natural gas and oil refining Nontoxic Produced in USA Reduces greenhouse gas emissions by 18%
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Electric Vehicles (EVs) Plug-in vs. Hybrid Electricity Generation Easy Refueling Produced in USA Zero Tailpipe Emissions
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Wrap-Up… Petroleum o Nonrenewable o Only half of what we need produced in USA o More pollution Alternative fuels o Renewable or nonrenewable o Made in USA o Cleaner burning = less pollution!
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QUESTIONS??? Learn more at www.dfwcleancities.org
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