To do today:
1. review the lab: format, content, what is clear, what is not
2. review chapter 3, including supplementary materials
3. go over hw, including possible test questions
4. continue our work on populations, chapter 4
Notes on chapter 4:
note the doubling times on table 4.1: why is the doubling time in 2050 so high?
compare this with the figure 4.3
Malthus vs. Marx vs. Cohen vs. Pimental
IPAT good and bad
ecological footprint (exercise from Withgott)
p. 80: imagine your life at your age in other countries...
Russia: alcoholism
appx 2, p377: river valleys: which will be dry when the Himalayan ice pack is gone?
fecundity: ability to reproduce
fertility: production of offspring
crude birth rate: births per 1000 people
total fertility rate: total kids per woman in her lifetime (25-30!)
ZPG: 5+ where infant mortality is high, 2.1 is normal
china: 6 -> 1.8 (below replacement level)
140/100 male to female ratio: why?
global tfr is 2.6
crude death rate: deaths per 1000
why a life span? mitochondrial DNA...
1900 indian man had life expectancy of 23!
reasons: nutrition CLEAN WATER, sanitation, education
75 men, 85 women (testosterone, war, "watch this!")
dependency ratio; baby boomers fig 4.10
demographic transitions: see fig 4.13
Kerala vs. Andra Pradesh
"unmet need"
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