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An increase in a nations output of goods and services
How does a nation grow economically?
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Currency changes when it is used in another country. The values are different
Ex: US dollars are worth 3x more than Mexican dollars
Describe how currency in a country can change?
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1) Population in developing countries
2) Population is much larger in developing
3) Life expectancy in developed
4) Wealth greater in developed
5) Developed resources
6) We pollute/ waste more in developed
What are differences between a developed country and a developing country?
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Solar energy,fresh air, wind, surface, h20, fertile soil, wild edible plants
What resources are directly available?
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Petroleum, iron, underground h20, cultivated crops
What resources are not directly available?
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It is renewed continuously and is expected to last at least 6 billion years as the sun completes its life cycle
Why is solar energy a perpetual resource
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Exceeded renewable resources natural replacement rates, available supply begins to shrink
What is environmental degradation?
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Barrett Hardin
What biologist exploited Tragedy of The Commons?
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When each user of a shared common resource or open access resource reasons if I don't use it someone else will. The little bit I use wont affect the world."
When does it occur?
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My little bit of trash wont make a difference. Typically when a person does something others follow
Compare this to eating lunch in the courtyard
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Government establishes law and regulations. Nations enter into agreements that regulate access to resources. Convert open access resources to private ownership.
What are the most common approaches to sharing resources?
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