Level 3 - Source on Climate Change

• Part 1: The physical Science Basis
• 1. What makes the climate change?
• 2. How is climate changing and how has it changed in the past?
  • 2.1 What changes have been observed so far in climate?
  • 2.2 How has climate changed in the past?
  • 2.3 What is causing the present-day changes in climate?
• 3. How is the climate going to change in the future?
  • 3.1 What are the projected changes in temperature for the 21^st century?
  • 3.2 What are the other projected changes for the 21^st century?
  • 3.3 What changes are projected on the longer term?
• Part 2: Climate change impacts, adaptations and vulnerabilities
• 4. What impacts of climate change have already been observed?
• 5. What impacts are expected in the future?
  • 5.1 What impacts are expected on natural systems?
  • 5.2 What impacts are expected on human populations?
  • 5.3 What impacts are expected in specific regions?
  • 5.4 What is the magnitude of expected impacts?
  • 5.5 What are the projected impacts of extreme climate events?
• 6. How do people adapt to climate change?
  • 6.1 What are the current adaptation strategies?
  • 6.2 What makes populations vulnerable to climate change?
  • 6.3 What are the relative roles of mitigation and adaptation?
• Part 3: Mitigation of climate change
• 7. What are the current trends in greenhouse gas emissions?
• 8. What actions can be taken to reduce greenhouse gas emissions?
  • 8.1 What is the cost of mitigation?
  • 8.2 How can changes in lifestyle and behaviour patterns contribute?
  • 8.3 What are the co-benefits of mitigation?
  • 8.4 How can different sectors reduce emissions?
  • 8.5 What are the longer term implications of mitigation actions?
• 9. How can governments create incentives for mitigation?
  • 9.1 What are the implications of different policy instruments?
  • 9.2 How is climate change mitigation linked to sustainable development?
• 10. Conclusion (only in level 1)