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Fuels from Sunlight, Water and Carbon Dioxide?. Problems with energy as we practice it today. gas prices. Fukushima accident. coral bleaching. hydrolic fracking. peak oil. BP Gulf Coast oil spill. Millions barrels per day. Canadian tar sands. Year. 1 yr energy consumption. =. 1 hr. - PowerPoint PPT Presentation
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Fuels from Sunlight, Water and Carbon Dioxide?
Canadian tar sands
peak oil
Mill
ions
bar
rels
per
day
Year
hydrolic fracking
coral bleaching
Fukushima accident
BP Gulf Coast oil spill
400300
200100
0
150
200
250
300
350
400
Atm
osph
eric
CO
2 leve
ls (p
pmv)
Thousands of years before present (ky BP)
CO2 levels
gas prices
1 hr = 1 yr energy consumption
150 million km
Storing Energy
8 times the volume16 times the weight
gasoline
batteries
Chemical energy (liquid fuel) is high density
chemistry
heat sun
Just a pinch of chemistry
22 2H O +H ½O
2 2CO CO + ½O
2 2 242 CHH O + CO + 2O
The magic ingredient
cerium dioxide
hot warm
exhales oxygen inhales oxygen
CeO2
O2H2
H2OHot Warm
exhalation inhalationreleases fuel
Ce
O
Solar energy is abundant
Chemical fuels store energy well
Solar heat uses all wavelengths of light
Designer materials use heat to make fuels
Image creditsgas prices: http://www.columbian.com/news/2012/oct/05/calif-gas-prices-shock-drivers/
peak oil: http://www.paulchefurka.ca/Population.html
CO2 levels: Indermühle A., T.F. Stocker, F. Joos, H. Fischer, H.J. Smith, M. Wahlen, B. Deck, D. Mastroianni, J. Tschumi, T. Blunier, R. Meyer, B. Stauffer. 1999. Nature 398:121-126; Intergovernmental Panel on Climate Change, 2001 (http://www.ipcc.ch); Dr. Pieter Tans, NOAA/ESRL (www.esrl.noaa.gov/gmd/ccgg/trends/) and Dr. Ralph Keeling, Scripps Institution of Oceanography (scrippsco2.ucsd.edu/).
fukushima daiichi: http://journeys4good.com/on-location/fukushima-50-japans-volunteer-heroes-and-the-international-volunteers-they-inspire/
coral reefs: http://fooyoh.com/menknowpause_lifestyle_living/5141673
oil spill: http://news.nationalgeographic.com/news/2010/06/photogalleries/100608-gulf-oil-spill-environment-birds-animals-pictures/
fracking: http://thejackalman.blogspot.com/2011/06/nationals-fracking-response.html
solar energy map: http://www.alternative-energy-resources.net/solarenergydisadvantages.html
the sun: http://haysvillelibrary.wordpress.com/2010/02/23/the-song-of-the-sun/
magnifying lens: http://www.tutorvista.com/physics/magnifying-glass-lens
Canadian tar sands: National Geographic Magazine “Scraping Bottom” March 2009, photo Peter Essick
human respiration: http://www2.estrellamountain.edu/faculty/farabee/biobk/BioBookRESPSYS.html
solar collection field: http://kawngroup.com/solar-thermal-energy-systems/