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.

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Presentation transcript:

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 Tropic of Capricorn Equator Predominantly natural Partially disturbed Human dominated Antarctic Circle Tropic of Cancer Arctic Circle

Figure 17.3

Animals Driven to Extinction Passenger pigeon Great aukDodo Dusky seaside sparrow Aepyornis (Madagascar)

Endangered and Threatened Species Florida manatee Northern spotted owl (threatened) Gray wolfFlorida 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 antEurasian muffleBrown tree snakeCommon pigeon (Rock dove) Formosan termiteZebra musselAsian long-horned beetle Asian tiger mosquitoGypsy moth larvae

Worldwide Oil Spills

COP-7 in Marrakech Figure 17.7

Twelve Paradigms for the 21 st Century 1.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. Christopherson Charlie Thomsen Modified by Jim Speer