1. EGS1003: Section on International Environmental Justice and the Climate Change Challenge Mary Lawhon (marylawhon@gmail.com)marylawhon@gmail.com This work by Mary Lawhon is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License.Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License.

2.  The earth has always experienced natural variability of different degrees  Ice ages  Extinctions  Current challenge  Rate of change  Potential tipping point?

3. http://mmazroui.kau.edu.sa/Files/0003580/Galleries/450/earth.jpg

5. Water resources Agriculture Disease Industry, transport Urban issues Tourism Biodiversity Development and poverty alleviation Social, Economic, Political and Biophysical costs

6. Temperatures are very likely to increase by between 1.4 and 5.8 deg C by 2100 Sea levels are very likely to rise by between 0.1 and 0.9 m Extreme events are very likely to increase (such as droughts and floods) Vulnerable people will be impacted most

7. Mugaaju Asman, Uganda - biophysical impacts - socio-economic impacts http://panda.org/about_our_earth/aboutcc/problems/people_at_risk/personal_stories/witness_st ories/ http://wwf.panda.org/about_our_earth/aboutcc/problems/people_at_risk/personal_stories/witne ss_stories/?200208/Nosy-Hara-Madagascar

8. Mitigation Decreasing emissions Protocols for decreasing emissions are in place More efficient energy use is possible Adaptation Adaptation to climate change is possible Humans can adapt in anticipation Natural system can only adapt in response to change

9. http://panda.org/about_our_earth/aboutcc/problems/people_at_risk/personal_stories /witness_stories/ http://wwf.panda.org/about_our_earth/aboutcc/problems/people_at_risk/personal_st ories/witness_stories/?200208/Nosy-Hara-Madagascar All web links were checked in November 2011 Acknowledgements Some of the slide material in this presentation is from Gina Ziervogel and Bruce Hewitson.