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Lisa Skrozki 1
Global ChallengesEnergy
05.10.2010
Lisa Skrozki 205.10.2010
Global Challenges
Lisa Skrozki 3
The CO2 Problem
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Lisa Skrozki 4
What can we do? Wind energy Hydraulic energy (water) Geothermal energy (earth heat) Solar energy (sun) Biomass
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Lisa Skrozki 5
Wind energy Wind power = wind energy 5,500 years ago Installed wind power
capacity:› USA: 35,159› Germany: 25,777› UK: 4,070› Australia: 1,712› Sweden: 1,560› Brasil: 606› Iran: 91
All have increased over the last few years
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Lisa Skrozki 6
Hydraulic energy For example: the
Aggertalsperre Dam Turbine Generator Powerhouse Transformer Power
transmission cables
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Lisa Skrozki 7
Geothermal energy Example:
geothermal energy used for household
cold water Borehole heat
exchanger Heat pump Hot water tank/
underfloor heating
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Lisa Skrozki 8
Solar energy The sun is the
biggest energy resource
Water heating Agriculture Heating, cooling
and ventilation Cooking Solar vehicles Energy storage Etc.05.10.2010
Lisa Skrozki 9
Biomass
Altöl
Saat
AlkokolischeTreibstoffe
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Lisa Skrozki 10
Biomass
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Lisa Skrozki 11
Energy in the 21st Century
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Lisa Skrozki 1205.10.2010
Lisa Skrozki 13
Thanks for your
attention!
05.10.2010