• Populations have a biotic potential for increasing in size.
  
  
• The human population is experiencing exponential growth.
  
  
• Patterns of growth differ in the more developed countries (MDC's) as compared to the less developed countries (LDC's).

1. What size will the human population be when it levels off sometime in this century?
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2. The world is divided into the more-developed countries and the less-developed countries. Which of these is undergoing exponential population growth?
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Essential Study Partner

• Human Population Growth
• Demographics

• Natural resources are classified s nonrenewable or renewable.
  
  
• The impact of humans on the environment is proportional to the size of the population.
  
  
• Land, water, energy, food, and minerals are resources used by humans.
  
  
• Resource consumption can lead to pollution.

1. What five resources are maximally utilized by humans?
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2. What makes living along the beach, in semi-arid lands, or in forests a bad choice for humans?
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3. In semi-arid areas, how are people acquiring enough fresh water for their needs? What methods are possible to conserve fresh water?
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4. What additives are used by modern farming and what are the possible environmental consequences?
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5. How does the modern society meet its energy needs and what types of pollution result? How might humans meet their energy needs in the future?
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6. How does the mining of minerals result in pollution? How does production and the use of modern products result in so much waste?
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Essential Study Partner

• Fossil Fuels and Air
• Human Impact - Water
• Human Impact - Land

• A sustainable society utilizes renewable resources.
  
  
• Our present day society is not sustainable.

1. What are the characteristics of today's unsustainable society? What are the characteristics of a sustainable society?
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