The Earth System
Chapter Outline

• Birth of the Solar System
• The Sun
  • Solar wind and aurora
• Earth origin
• Size and shape
• The Earth in Space
• Seasons
• Day Length and Seasons
• The Continents
• The Oceans
  • Digging Deeper: Ocean Acidification

Looking Back: The Earth System

• Components of the Earth System
• Types of Systems
• Sources of Energy
• System Regulation
• Feedbacks

Looking Back: Natural Systems

Biogeochemical Cycles

• Nitrogen Cycle
• Oxygen Cycle
• Carbon Cycle
• Hydrologic Cycle

Future Geographies: Feedbacks Driving Global Warming and Environmental Change

• Examples of Feedbacks Driving Global Warming
• Tipping Points and Environmental Change

Looking Back: Biogeochemical Cycles and Future Geographies