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