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Topic 3 Human Populations, Carry Capacity, and Resource Use


3.1 Population Dynamics
3.1.1 Describe the nature and explain the implications of exponential growth in human populations.
3.1.2 Calculate and explain, from given data, the values of crude birth rate, crude death rate, fertility, doubling time, and natural increase rate.
3.1.3 Analyze age/sex pyramids and diagrams showing demographic transition models.
3.1.4 Discuss the use of models in predicting the growth of human populations.

Watch how fast our population is growing in real time!
Human Population Growth through history
The Habitable Planet: Human Population Dynamics Video
Crash Course: Human Population Growth
When will we run out of space? Human Population Growth
World Bank Data on Crude birth and Death rates
Population Pyramids
Interactive World Population Pyramid
US Census Bureau Database for World Population Data
PPT Human Populations
3.2 Resources - Natural Capital
3.2.1 Explain the concept of resources in terms of natural income.
3.2.2 Define the terms renewable, replensihable, and non-renewable natural capital.
3.2.3 Explain the dynamic nature of the concept of a resource.
3.2.4 Discuss the view that the environment can have its own intrinsic value.
3.2.5 Explain the concept of sustainability in terms of natural capital and natural income.
3.2.6 Discuss the concept of sustainable development.
3.2.7 Calculate and explain sustainable yield from given data.

Natural Resources and Natural Income
Renewable & Non-renewable Resources
Video Lesson: Natural Capital
UN Sustainable Development Site
Sustainable Yield
PPT Resources and Natural Capital
3.3 Energy Resources
3.3.1 Outline the range of energy resources available to society.
3.3.2 Evaluate the advantages and disadvantages of two contrasting energy sources.
3.3.3 Discuss the factors that affect the choice of energy sources adopted by different societies.

Energy Resources
Comparing Energy Resources
Alternative Energy for the 21 Century
National Geographic - Alternative Energy
PPT 3.3 Energy Resources
3.4 The Soil System
3.4.1 Outline how soil systems integrate aspecs of living systems.
3.4.2 Compare and contrast the structure and properties of sand, clay, and loam soils, including their effec on primary productivity.
3.4.3 Outline the processes and consequences of soil degradation.
3.4.4 Outline soil conservation measures.
3.4.5 Evaluate soil management strategies in a named commercial farming system and in a named subsistence farming system.

Video Lesson: The Soil System
Soil Basics
6 Types of Soils - Yes, a gardening site
Managing Soil Health
Soil Erosion and Degradation WWF
Soil Management
Virtual Soil Labs
PPT 3.4 The Soil System
Video Lesson: The Soil System
3.5 Food Resources
3.5.1 Outline the issues involved in the imbalance in global food supply.
3.5.2 Compare and contrast the efficiency of terrestiral and aquatic food production systems.
3.5.3 Compare and contrast the inputs and outputs of materials and energy (enrgy efficiency), the system characteristics, and evaluate the relative environmental impacts for two named food production systems.
3.5.4 Discuss the links that exist between soical systems and food production systems.

PPT 3.5 Food Resources
Assignment: Comparing Food Production Systems
Comparing Terrestrial and Aquatic Food Production Systems
Where does our food come from? Interesting site
Ethical Questions of Equitable Worldwide Food Production Systems
Types of Agriculture: Industrialized and Subsistence Agriculture
World Food Program
National Geographic: Feeding the World
MIT Mission 2014: Feeding the World
3.6 Water Resources
3.6.1 Describe the Earth's water budget.
3.6.2 Describe and evaluate the sustainability of freshwater resource usage with reference to a case study.

Why Should We Care About Water? Video
PPT 3.6 Water Resources
NASA: Global Water Budget
USGS Water Resources
Video: Is Bottled Water Better?
Video: Fun Rap to Review Water Cycle
3.7 Limits to Growth
3.7.1 Explain the difficulties in applying the concept of carrying capacity to local human populations.
3.7.2 Explain how absolute reductions in energy and material use, reuse, and recycling can affect human carrying capacity.

PPT 3.7 Limits to Growth
Crash Course: Human Population Growth
3.8 Environmental Demands of Human Populations
3.8.1 Explain the concept of an ecological footprint as a model for assesssing the demands that human populations make on their environment.
3.8.2 Calculate from appropriate data the ecological footprint of a given population, stating the approximations and assumptions involved.
3.8.3 Describe and explain the differences between the ecological footprints of two human populations, one from an LEDC and one from an MEDC.
3.8.4 Discuss how national and international development policies and cultural influences can affect human population dynamics and growth.
3.8.5 Describe and explain the relationship between population, resource consumption, and technological development, and their influence on carrying capacity and material economic growth.

PPT 3.7 & 3.8 Human Impacts
Ecological Footprints Assignment
What is an ecological footprint?
Ecological Footprints by Country
UN Millennium Goals
Crash Course: Human Impacts on the Environment
Bozman Science: Overview of Human Impacts