2.4 In-Depth Discussion of Sustainability Topics

Key Takeaways

  • Both the global and US economies are heavily dependent on oil and other nonrenewable sources of fuel for energy.
  • Nonrenewable resources will at some point run out as their amounts are finite.
  • Peak oil has not yet occurred, but there is considerable evidence that a peak in oil supply will occur in the not too distant future.
  • Green economy industries include energy efficiency, renewable energy, clean or smart technology, environmental services, and green transportation.
  • The green economy sector makes up about 3 percent of the overall US economy in terms of employment.