Chapter 17
Earth and the Human
Denominator
Earth and the Human Denominator
The 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
Arctic
Circle
Tropic of
Cancer
Equator
Tropic of
Capricorn
Antarctic
Circle
Predominantly natural
Partially disturbed
Human dominated
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
Devil's hole
pupfish
Snow leopard
(Central Asia)
Symphonia
(Madagascar)
Black-footed
ferret
Ghost bat
(Australia)
California
condor
Black lace
cactus
Black rhinoceros
(Africa)
Bannerman's
turaco (Africa)
Utah prairie dog
(threatened)
Oahu tree
snail
Accidentally Introduced Species
Sea lamprey
(attached to lake trout)
Argentina fire ant
Brown tree snake
Eurasian muffle
Common pigeon
(Rock dove)
Formosan termite
Zebra mussel
Asian long-horned
beetle
Asian tiger mosquito
Gypsy moth larvae
Worldwide Oil Spills
COP-7 in Marrakech
Figure 17.7
Twelve Paradigms for the
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
st
21
Century
Population increase is in LDCs
Planetary impact per person
Feeding the world’s population
Disparities of wealth
Status of women and children
Global climate change
Energy supplies
Loss of biodiversity
Pollution of air and water, oceans and land
Persistence of wilderness
Globalization vs. cultural diversity
Conflict resolution
End of Chapter 17
Robert W. Christopherson
Charlie Thomsen
Modified by Jim Speer