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Speaker#3 byrne

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January 27, 2012 - Prentice Brownbag Series - Spring 2012 - #1 - Dr. James Byrne

January 27, 2012 - Prentice Brownbag Series - Spring 2012 - #1 - Dr. James Byrne

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  • 1. Food Security  and Climate Change James M. ByrneProfessor and Chair of Geography
  • 2. Climate change is about the poorest, most vulnerable and food  insecure people (WFP)
  • 3. Impacts• Sea level rise – Millions of refugees • Enhanced extremes = floods and drought – Pakistan 2010, 2011 – Southeast China 2011 – African drought and conflict• Changes in water supply  – Irrigation and food security – Rain‐fed agriculture
  • 4. GHG since 1960 tonnes per capita• Chinese citizen = 100• American = 830• Canadian = 750• Albertan = 1500• Tar sands = 99 ppm GHG• Goal < 350 ppm• Current = 380 ppm
  • 5. Climate Change Solutions• Earth – The Operators’ Manual – http://video.pbs.org/video/1855661681• Mark Jacobson, Stanford University
  • 6. 100 Nobel Laureates Issue  Dire Warning for Planet EarthThe most profound danger to world peace in the comingyears will stem not from the irrational acts of states orindividuals but from the legitimate demands of the worldsdispossessed. Of these poor and disenfranchised, themajority live a marginal existence in equatorial climates.Global warming, not of their making but originating withthe wealthy few, will affect their fragile ecologies most.Their situation will be desperate and manifestly unjust.

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