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Energy (Why it is important? Global Use)

Explore the significance of energy in sustainable development, the main sources of energy, environmental impacts, renewable energy options, and future energy trends. Understand the global energy crisis, global warming, and the role of clean energy in addressing humanity's top challenges. Learn about the evolution of energy from the 20th century to beyond, as outlined by experts in the field. Discover key statistics and projections for world energy consumption up to 2030.

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Energy (Why it is important? Global Use)

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  1. Energy (Why it is important? Global Use) Ali Shakouri Electrical Engineering Department University of California Santa Cruz http://quantum.soe.ucsc.edu/ EE80S Sustainability Engineering and Practice October 15, 2007

  2. Energy • What is energy? • Why energy is important in sustainable development? • What is the main source of energy in our society? • How long our conventional energy sources will last? • Environmental impacts of our current energy sources? • Are there long term renewable energy options? (next lecture)

  3. GDP/capita vs. kW/capita Prof. Ben Crow

  4. Energy Intensity vs. Development Prof. Ben Crow

  5. US Energy Consumption per Capita DOE, Energy Information Administration (EAI)

  6. Talk by Late Prof. Richard E. Smalley (Rice Univ.), Nobel Prize in Chemistry, Dec. 2004 • Major Issues: • Education • Global energy crisis • Global warming • Humanity's top 10 problems for the next 50 years (water, food, poverty, population, …). Abundant low-cost clean energy will take care of the other 9 problems • Oil was the basis of energy prosperity in the 20th century. • Energy in the 21st century? Beyond 21st century?

  7. Rejected Energy 61% Total 91.4 quad (↑ x3) 1950 Population: 291M

  8. DOE, Energy Information Administration (EAI)

  9. DOE, Energy Information Administration (EAI)

  10. Share of World Total 34% 28% 38% 24% 26% 23% 8% 7% 6% 6%

  11. World Energy Consumption,2004, 2015, and 2030 (quadrillion Btu) 404 OECD 294 298 Non-OECD 265 240 207 2004 2015 2030 International Energy Outlook 2007

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