Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Download Chapter 1. Understanding Our Environment
Document related concepts
Transcript
Chapter 1 Understanding Our Environment What Is Environmental Science? Current Conditions • We Live On A Marvelous Planet – No other known planet is remotely habitable • We Face Many Serious Environmental Problems • There Are Also Many Signs of Hope • Calculating Your Ecological Footprint – We are using more than one Earth – Need 4 Earths to sustain U.S. Standard for everyone A Brief History of Conservation and Environmentalism • Nature Protection Has Historic Roots • Resource Waste Inspired Pragmatic, Utilitarian Conservation • Ethical And Aesthetic Concerns Inspired The Preservation Movement • 1890-1910: John Muir, Sierra Club, Teddy Roosevelt • 1930’s: “Dust Bowl,” CCC, New Deal A Brief History of Conservation and Environmentalism • Rising Pollution Levels Led To the Modem Environmental Movement • 1970’s: Earth Day • 1990’s: Kyoto Accords, Global warming • Environmental Quality Is Tied To Social Progress Human Dimensions Of Environmental Science • We Live In An Inequitable World • Is There Enough For Everyone? – You can’t get an infinite amount of anything (like people) into a finite world – You can’t get an infinite amount of anything (like petroleum) out of a finite world • Recent Progress Is Encouraging Life Expectancy-1930 Life Expectancy-1960 Life Expectancy-1990 Global Corruption Human Rights Index Religious Freedom Sustainable Development • • • • Can Development Be Truly Sustainable? Can Freedom Exist in a No-Growth World? What Is The Role Of International Aid? Indigenous People Are Important Guardians Of Nature Environmental Ethics • We Can Extend Moral Value To People And Things • Faith, Conservation, And Justice • Many Faiths Support Environmental Conservation • Environmental Justice Combines Civil Rights and Environmental Protection • Environmental Racism Distributes Hazards Inequitably
