Life on earth

• role of water and carbon

  1. essential building blocks of life
  2. continuously recycled on different scales
• climate change impact

  1. change in precipitation patterns
  2. vulnerability to natural hazards increases
  3. ability to adapt and mitigate is tested
• human influence on the carbon cycle

  extracting and burning of hydrocarbons

  40 % more co2 than in 1950
• intergovernmental panel on climate change

  united nations

  share climate related knowledge to ensure resources are available to everyone
• freiburg mitigation

  400 km of traffic free cycle paths

  70 % of the population within 500 m of a tram station that comes ever 8 minutes
• national mitigation

  1. governmental action
  2. afforestation plans
  3. carbon capture
• carbon trading schemes

  limit emissions

  produce less means you can sell credits to countries who have exceeded their limits