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Chapter 17Earth and the Human
Denominator
Earth and the Human DenominatorThe Human Count and the Future
An Oily Bird
The Need for International Cooperation
Twelve Paradigms for the 21st Century
Who Speaks for Earth
World Population
Human Population Growth
Figure 17.4
International Space Station
Figure 17.1
Source: C. Mayhew & R. Simmon (NASA/GSFC), NOAA/ NGDC, DMSP Digital Archive
North America by Night
Human Disturbance
Tropic of Capricorn
Equator
Predominantly naturalPartially disturbed
Human dominated
AntarcticCircle
Tropic ofCancer
ArcticCircle
Figure 17.3
Animals Driven to Extinction
Passenger pigeon
Great auk Dodo Dusky seaside sparrow
Aepyornis(Madagascar)
Endangered and Threatened Species
Florida manatee
Northern spotted owl (threatened)
Gray wolf Florida panther Bannerman's turaco (Africa)
Devil's hole pupfish
Snow leopard(Central Asia)
Black-footed ferret
Symphonia(Madagascar)
Utah prairie dog(threatened)
Ghost bat(Australia)
California condor
Black lace cactus
Black rhinoceros(Africa)
Oahu tree snail
Accidentally Introduced Species
Sea lamprey(attached to lake trout)
Argentina fire ant Eurasian muffleBrown tree snake Common pigeon(Rock dove)
Formosan termite Zebra mussel Asian long-hornedbeetle
Asian tiger mosquito Gypsy moth larvae
Worldwide Oil Spills
COP-7 in Marrakech
Figure 17.7
Twelve Paradigms for the 21st Century1. Population increase is in LDCs
2. Planetary impact per person
3. Feeding the world’s population
4. Disparities of wealth
5. Status of women and children
6. Global climate change
7. Energy supplies
8. Loss of biodiversity
9. Pollution of air and water, oceans and land
10. Persistence of wilderness
11. Globalization vs. cultural diversity
12. Conflict resolution
End of Chapter 17
Robert W. ChristophersonCharlie ThomsenModified by Jim Speer