egs1003: section on international environmental justice and the climate change challenge
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EGS1003: Section on International Environmental Justice and the Climate Change Challenge Mary Lawhon (marylawhon@gmail.com)
This work by Mary Lawhon is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License.
The earth has always experienced natural variability of different degrees Ice ages Extinctions
Current challenge Rate of change Potential tipping point?
Water resources
Agriculture
Disease
Industry, transport
Urban issues
Tourism
Biodiversity
Development and poverty alleviation
Social,
Economic,
Political and
Biophysical costs
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
Mugaaju Asman, Uganda
- biophysical impacts
- socio-economic impacts
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_stories/witness_stories/?200208/Nosy-Hara-Madagascar
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
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_stories/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.
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