APES UNIT V

Unit 5: Our Precious Resources – Part 1 13 Classes

Unit Goal: This unit deals with the world’s resources: the nature of water as a resource, composition of soil, the world’s mineral supply and how they are used.

Chapter 13: Water: A Fragile Resource

A. Content

1. Chemical Properties of Water

2. The Hydrologic Cycle

3. Surface water

4. Groundwater

5. Aquifers

6. Water Usage

7. Irrigation

8. Too much water – floods

9. Too little water - droughts, aquifer depletion

10. Water Problems in the U.S

11. Global water problems

12. Water management/conservation

13. Reducing waste

B. Activities

  1. Water-quality standards
  2. Lab: Chemically Testing for Water Quality (1.5 hrs)
  3. Lab: Dissolved Oxygen (1 hr.)
  4. Lab: What is the Effect of Biodegradable Waste on the Amount of Dissolved Oxygen? (1 hr)
  5. Determining Groundwater Contamination (1.5 hrs)
  6. Field Trip: Wastewater Treatment Plant (3 hrs)

C. Assignments

  1. Read Chapter 13;
  2. Online Quiz
  3. HW#13a, b, c, d

Chapter 14: Soils and Their Preservation

A. Content

  1. Formation of Soil
  2. Physical and chemical weathering
  3. Composition of Soil
  4. Soil horizons
  5. Soil Texture
  6. Soil Triangle
  7. Major Soil Groups
  8. Soil Problems
  9. Erosion
  10. Mineral depletion
  11. Desertification
  12. Soil Conservation and Regeneration
  13. Soil Conservation Act of 1935
  14. Food Security Act (Farm Bill) of 1985

B. Activities

  1. Soil Triangle (20 min)
  2. Lab: Soil Texture – Fragmentation, Permeability, Ion exchange capacity (1.5 hrs)
  3. Lab: Soil testing: pH, moisture content, mineral content (1.5 hrs)

C. Assignments

  1. Read Chapter 14;
  2. Online Quiz
  3. HW#14a, b, c, d

Chapter 15: Minerals: A Nonrenewable Resource

A. Content

  1. The General Mining Law of 1872

  2. Uses of minerals
  3. Metallic and nonmetallic minerals
  4. Mineral distribution and formation
  5. How minerals are found, extracted and processed – types of mining
  6. Processing minerals – smelting, beneficiation
  7. Environmental impact
  8. Cost benefit
  9. Land reclamation
  10. Reserves
  11. Increasing our supplies
  12. Substitution and Conservation

B. Activities

  1. Activity: Cookie Mining (1.5 hrs)
C. Assignments
  1. Read Chapter 15;
  2. Online Quiz
  3. HW#15a, b, c, d

Assessment: Ch.13-15: Water, Soil and Minerals

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Unit 5: Our Precious Resources – Part 2 4 Classes

Chapter 18: Food Resources: A Challenge for Agriculture

A. Content

  1. Human nutritional needs
  2. World Food Problems
  3. Nourishment/malnourishment/undernourishment
  4. Marasmus
  5. Kwashiorkor
  6. Overnourishment
  7. Famine
  8. Cultural Effects on Nourishment
  9. Types of Agriculture: industrialized, subsistence, slash and burn, nomadic
  10. Intercropping, alley cropping
  11. Increasing crop yields
  12. Green Revolution
  13. Increasing Livestock Yield
  14. Food Safety – food additives
  15. Environmental impact on agriculture
  16. Genetic Engineering
  17. Fisheries, Fish Farming, Fish Ranching

B. Activities

  1. Activity: Famine (30 min.)
  2. Video: Save the Earth – Feed the World (Farming and pesticide use)

C. Assignments

  1. Read Chapter 18;
  2. Online Quiz
  3. HW#18a, b, c, d

Chapter 22: The Pesticide Dilemma

A. Content

  1. What are Pesticides?
  2. Types of pesticides: insecticides, herbicides, rodenticides, fungicides
  3. Broad and Narrow-spectrum pesticides
  4. DDT
  5. Organophosphates
  6. Carbamates
  7. Selective and nonselective herbicides
  8. Characteristics of pesticides
  9. Benefits of pesticides
  10. Problems with pesticide use
  11. Bioaccumulation/biomagnification
  12. Persistence
  13. Risk to human health
  14. Endocrine disrupters
  15. Alternatives to pesticides – reproductive and genetic controls
  16. Integrated Management (IPM)
  17. Laws governing Pesticide Use – FDCA, FIFRA, Food Quality Protection Act of 1996

B. Activities

C. Assignments

  1. Read Chapter 22;
  2. Online Quiz
  3. HW#22a, b, c, d

Assessment: Ch. 18&22: Food and Pesticides