Lecture 24 Synthesis and Prospects

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20 Apr 2012
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Lecture 24 BIO220 Synthesis and Prospects
Mitigation, adaptation
Powerful countries backing off mitigation measure, future matter of adaptation,
cope with warming, denial of warming, “technology will solve”
Grand Coulee Dam
Pros
oJobs, flood control, irrigation, marginal ands, win WWII, cheap electrivity
oAluminum production Boeing aircraft air superiority
oUranium enrichment atomic bombs
oElectric power without greenhouse gases
Cons
oRiver biota, changes in temperature and dissolved gas
oSalmon fishery
oRemoval is expensive, delicate
Technological gains: important but short term
Costs: Long Term
Sahel: Water is an issue
Rift Valley: Water is not an issue, crops grow well, likely a destination for climate change
refugees of Sahel
Harte & Harte
Need to include critical biological feedbacks in addition to physics
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