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Environmental Science and Sustainability - Example Papers

Environmental Science and Sustainability

Chapter 1

Introducing Environmental Science and Sustainability

Lecture Outline:

I. Human Impacts on the Environment
A. Increasing human numbers
i. Although several million species inhabit Earth, the human species is the most significant agent of environmental change on the planet
ii. Over 6 billion people currently inhabit planet Earth
iii. Human activities, such as overpopulation, deforestation, pollution and species eradication are disrupting global systems
B. The gap between rich and poor countries
i. 81% of the world's population live in poor countries
1. Poor countries fall into two subcategories: moderately developed countries (Mexico, South ...

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Resources, and the Environment
A. Types of resources
i. Nonrenewable resources are present in limited supplies and are depleted by use (aluminum, tin, copper, fossil fuels)
ii. Renewable resources are replaced by nature fairly rapidly and can be used forever as long as they are not overexploited in the short term (trees, animals, soils, fresh water)
B. Resource consumption
i. Consumption is the human use of materials
ii. A single child born in a HDC causes a greater impact on the environment and on resource depletion than 12 or more children born in a developing country
C. People overpopulation and consumption overpopulation
i. A country is overpopulated if the level of demand on its resource base results in damage to the environment
i. A country can be overpopulated in two ways: people overpopulation (LDCs) and consumption overpopulation (HDCs)
ii. The amount of productive land, fresh water, and ocean required on a continuous basis to ...

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The shared responsibility for the sustainable care of our planet is termed stewardship
D. Global plans for sustainable development
i. The goals of Agenda 21 are achieving improved living conditions for all people while maintaining a healthy environment in which natural resources are not overused and excessive pollution is not generated
iii. Three factors interact to promote sustainable development: environmentally sound decisions, economically viable decisions, and socially equitable decisions
III. Environmental Science
A. Environmental science encompasses the many interconnected issues involving human population, Earth's natural resources, and environmental pollution
...

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PAPER DETAILS

Added: 3/3/2014 01:43:25 AM
Submitted By: nirvanamoksh
Category: Science & Nature
Type: Premium Paper
Words: 4417
Pages: 17

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