1. Sustainability - Carbon Footprint. How did you calculate your carbon footprint? What was your annual carbon mass? How could you reduce your carbon footprint?

2. Biocapacity.  What does biocapacity mean?  How would you calculate it?  How do humans influence the biocapacity of an area?  What happens if a countries carbon footprint exceeds its biocapacity?

3. Graphs to depict biocapacity Number of planet Earths needed to support the Earths Population sustainably 19602100 2.5 2 1.5 1 0.5 0 Sketch the line for 2 scenarios – Business as usual OR Return to sustainability Ecological Debt – living outside the Earths sustainability.

4. So, what can the World do?  Get together and make a plan – or several!!!  1972 – Stockholm Conference  1983 – Brundtland Commission  1992 - Rio Summit  2002 – Johannesburg Summit  2012 - ?????????????????????