Energy-Fossil Fuel and Coal
Energy-Fossil Fuel and Coal EVPP111
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This 3 page Class Notes was uploaded by Aimee Castillon on Friday September 11, 2015. The Class Notes belongs to EVPP111 at George Mason University taught by Dr. Kim Largen in Summer 2015. Since its upload, it has received 51 views. For similar materials see Introduction to Environmental Science II in Science at George Mason University.
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Date Created: 09/11/15
Organization name mee Ca Stl I Ion Intro to Environmental Science 2 EVPP111 0 Fall 2014 student email address Heading 91214 Notes Energy Fossil Fuels Coal resou rces VS reserves o proven recoverable reserve amount of fossil fuel resource that s tech and econ feasible to remove at a given point in time fossil fuels 0 net energy it takes energy to make energy 0 net energy energy returned energy invested ratio EROI energy returnedenergy invested 0 high EROI better 0 can change increase as tech improves decrease when we extract easiest deposits first 0 US oil EROI ratios have gone from 301 in 19505 to 201 in 19705 to around 111 today Fossil fuels general 0 fossil fuels come from decayed living organisms 0 formation Coal 0 formation low oxygen conditions swampy areas 300400 MYA 0 increased heat and pressure throughout time types 0 3 or 4 grades O coal combustion o exergonic energy release o 002 emissions coal fired power plants produce 33 of ttl energy related COZ emissions in US reserves 0 locations I 75 US Russia China Australia India US 27 I could last 2141125 years I US locations mostly midUS 0 could last US 10025O yrs 0 coal consumption vs production I China is highest consumer AND production extraction 0 use patterns 0 increase in coal consumption overall 0 over time the electric mix gradually shifts to lowercarbon options led by growth in natural gas and renewable generation 0 use projection increase by 2020 useissues
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