Science Seminar Series 2 Stephen Lincoln

Energy2009 S.F. Lincoln Environment Institute Science Seminar Series 2009 Energy: Today and Tomorrow Presented by: Professor Stephen Lincoln

Energy’s Central Role Energy2009 S.F. Lincoln

Energy’s Central Role –Total Primary Energy Consumption Energy2009 S.F. Lincoln HDI = 1/3 life expectancy 1/3 education 1/3 GDP

World Energy Production Energy2009 S.F. Lincoln

Fossil Fuel Reserves Energy2009 S.F. Lincoln

Energy Consumption Energy2009 S.F. Lincoln

Energy Flow - Australia Energy2009 S.F. Lincoln Exports 76% of domestic energy production. Imports 9.5% of total energy flow (67% of oil use). Domestic energy use . is 95% dependent on fossil fuels.

Electricity Generation Energy2009 S.F. Lincoln

Current and Future Carbon Footprints Energy2009 S.F. Lincoln From - UK Parliamentary Office of Science and Technology, Postnote, Oct., 2005, N o 268, p3. Grams of CO 2 / kWh

Energy – Costs Energy2009 S.F. Lincoln

Nuclear Fission
Three Mile Island
nuclear power plant,
Susquehanna River,
Pennsylvania, USA,
Accident
28 March 1979.
Energy2009 S.F. Lincoln

Nuclear Fission Energy2009 S.F. Lincoln

Nuclear Fission - Uranium-235 Reactor Energy2009 S.F. Lincoln

Nuclear Fission Electricity Production Energy2009 S.F. Lincoln Key World Energy Statistics, 2007, IEA TWh

Nuclear Fission Power Production Energy2009 S.F. Lincoln

Nuclear Fusion Energy2009 S.F. Lincoln I nternational T hermonuclear E xperimental R eactor

Nuclear Fusion Energy2009 S.F. Lincoln I nternational T hermonuclear E xperimental R eactor M. Westra, IAEA Bulletin, 2007, March, 29-31 Cadarache, France

Wind Power – World Production Energy2009 S.F. Lincoln

Wind Energy Energy2009 S.F. Lincoln Average wind force variation Data: CSIRO 250,000 wind turbines generating 20 MWh/day each could provide energy as electricity equal to Australia’s annual total energy use

Solar Energy Energy2009 S.F. Lincoln

Solar Energy - Photovoltaic Energy2009 S.F. Lincoln

Solar Energy - Thermal Energy2009 S.F. Lincoln

Solar Energy Energy2009 S.F. Lincoln

Solar Energy Energy2009 S.F. Lincoln Area 70 kilometres by 70 kilometres at 4.75 KWh/m 2 /day could provide solar energy as electricity equal to Australia’s annual total energy use assuming 20% efficiency. Data: “The Heat is On” CSIRO, 2006

Hydrogen Energy2009 S.F. Lincoln 1 tonne of hydrogen produces 130 million kilojoules 1 tonne of oil produces 42 million kilojoules Courtesy NASA

Biofuels Energy2009 S.F. Lincoln

Ethanol from Sugar Cane - Brazil Energy2009 S.F. Lincoln Energy use Energy input/output in MJ/tonne sugar cane Sugar cane production: Cultivation, transportation, fertilizers, lime, herbicides, seeds equipment 202 Ethanol production: Electricity, chemicals, lubricants, buildings, equipment 49 Energy input 251 Energy output 2,089 Ethanol 1,921 Bagasse surplus 169 Net energy profit 1,719 I.C. Macedo et al., “Greenhouse gas emissions in the Production of Ethanol in Brazil: Present Situation (2002), Secretariat of the Environment, Sao Paulo 2003.

Energy – Realities Energy2009 S.F. Lincoln

Energy2009 S.F. Lincoln Thank you for listening

Energy2009 S.F. Lincoln Environment Institute Science Seminar Series 2009 The future of landscapes futures? Climate, soil, water, biota, economics and people - research complexity Presented by: Professor Wayne Meyer

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Science Seminar Series 2 Stephen Lincoln

by University of Adelaide on Mar 30, 2009

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