Explain concerns related to fossil fuels.

Explanation should include

• concerns related to
  • extraction
  • fuel transportation
  • conversion (e.g., electricity, transportation, heating)
  • byproducts
• the importance of these in the global economy.

Process/Skill Questions:

• Where are fossil fuels (i.e., hydrocarbons) found?
• How are fossil fuels used?
• Why do people refer to fossil fuels as ancient sunlight?
• What are concerns related to fossil fuel byproducts?