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      • 1. Changing Population >
        • 1. Population and economic development patterns
        • 2. Changing population & places
        • 3. Challenges & opportunities
      • 2. Global Climate Change >
        • 1. Causes of climate change
        • 2. Consequences of climate change
        • 3. Responding to climate change
      • 3. Global Resource Consumption >
        • 1. Global trends in consumption
        • 2. The Impacts of changing trends in resource consumption
        • 3. Resource stewardship
      • Infographic Analysis
    • Options >
      • B. Oceans & Coastal Margins >
        • 1. Ocean–atmosphere interactions
        • 2. Oceans & Coastal Places
        • 3. Managing coastal margins
        • 4. Ocean management futures
      • D: Geophysical Hazards >
        • 1. Geophysical systems
        • 2. Geophysical Hazard Risks
        • 3. Hazard Risk and Vulnerability
        • 4. Future Resilience and Adaptation
      • E. Leisure, Tourism & Sport >
        • 1. Changing leisure patterns
        • 2. Tourism and sport at the local and national scale
        • 3. Tourism & sport at the international scale
        • 4. Managing tourism and sport for the future
      • F. Food & Health >
        • 1. Measuring Food & Health
        • 2. Food Systems & Spread of Disease
        • 3. Stakeholders in Food & Health
        • 4. Future Health & Food Secuirty
      • G. Urban Environments >
        • 1. The variety of urban environments
        • 2. Changing urban systems
        • 3. Urban stresses
        • 4. Sustainable Cities
    • Global Interactions >
      • 4. Power, Place and Networks >
        • 1. Global interactions and global power
        • 2. Global networks and flows
        • 3. Human and physical influences on global interactions
      • 5. Human development and diversity >
        • 1. Development opportunities
        • 2. Changing identities and cultures
        • 3. Local responses to global interactions
      • 6. Global risks and resilience >
        • 1. Geopolitical and economic risks
        • 2. Environmental risks
        • 3. Local and global resilience
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      • Unit 1: Sustainable Futures >
        • 1. Introducing Sustainability
        • 2. Visioning Our Future
        • 3. Creating Sustainable Futures
      • Unit 2: Money Matters
      • Unit 3: Conflict
      • Y9 Current Events
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      • Castaway - Intro Activity
      • Unit 1: Oceans - The Big Blue
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      • Unit 2: The Psychology of Marginalization
      • Unit 3: The Russian Revolution
  • Geo@NIST
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  • Home
    • IB Geography Intro
    • Assessment Outline >
      • Mark Bands
      • Command Terms
    • Concepts in IB Geography
  • IB Geo Units
    • The Core >
      • 1. Changing Population >
        • 1. Population and economic development patterns
        • 2. Changing population & places
        • 3. Challenges & opportunities
      • 2. Global Climate Change >
        • 1. Causes of climate change
        • 2. Consequences of climate change
        • 3. Responding to climate change
      • 3. Global Resource Consumption >
        • 1. Global trends in consumption
        • 2. The Impacts of changing trends in resource consumption
        • 3. Resource stewardship
      • Infographic Analysis
    • Options >
      • B. Oceans & Coastal Margins >
        • 1. Ocean–atmosphere interactions
        • 2. Oceans & Coastal Places
        • 3. Managing coastal margins
        • 4. Ocean management futures
      • D: Geophysical Hazards >
        • 1. Geophysical systems
        • 2. Geophysical Hazard Risks
        • 3. Hazard Risk and Vulnerability
        • 4. Future Resilience and Adaptation
      • E. Leisure, Tourism & Sport >
        • 1. Changing leisure patterns
        • 2. Tourism and sport at the local and national scale
        • 3. Tourism & sport at the international scale
        • 4. Managing tourism and sport for the future
      • F. Food & Health >
        • 1. Measuring Food & Health
        • 2. Food Systems & Spread of Disease
        • 3. Stakeholders in Food & Health
        • 4. Future Health & Food Secuirty
      • G. Urban Environments >
        • 1. The variety of urban environments
        • 2. Changing urban systems
        • 3. Urban stresses
        • 4. Sustainable Cities
    • Global Interactions >
      • 4. Power, Place and Networks >
        • 1. Global interactions and global power
        • 2. Global networks and flows
        • 3. Human and physical influences on global interactions
      • 5. Human development and diversity >
        • 1. Development opportunities
        • 2. Changing identities and cultures
        • 3. Local responses to global interactions
      • 6. Global risks and resilience >
        • 1. Geopolitical and economic risks
        • 2. Environmental risks
        • 3. Local and global resilience
    • Case Studies
    • Internal Assessment >
      • Ko Samet Introduction
      • Butlers Model
      • Fieldwork Prep
      • Report Prep Resources
    • Geographic Skills >
      • GPS - Geographic Proficiency Skills
      • Map Skills
      • Written Skills
      • Analytical Skills
      • Field Work Skills
    • Revision
  • MYP I&S
    • Y9 I&S >
      • Unit 1: Sustainable Futures >
        • 1. Introducing Sustainability
        • 2. Visioning Our Future
        • 3. Creating Sustainable Futures
      • Unit 2: Money Matters
      • Unit 3: Conflict
      • Y9 Current Events
    • Y10 I&S >
      • Castaway - Intro Activity
      • Unit 1: Oceans - The Big Blue
      • Unit 2: It's All Connected
      • Unit 3: Social Enterprises
      • Unit 4: Catalysts for Change
      • Unit 5: IDU - Expressions for Change
      • UN SDGs
      • Current Events
    • Y11 I&S >
      • Unit 1: Development
      • Unit 2: The Psychology of Marginalization
      • Unit 3: The Russian Revolution
  • Geo@NIST
    • Support Resources
    • Extended Essay
    • Geo Inspiration
    • Why Geography?
  • Contact

2. Food systems and spread of diseases

Syllabus Link: How physical and human processes lead to changes in food                                      production and consumption, and incidence and spread of disease

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​    Recommended Videos

The merits of a systems approach 

The merits of a systems approach (inputs, stores, transfers, outputs) to compare energy efficiency and water footprints in food production, and relative sustainability in different places

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   Activities: Food Systems
   Reading: Types of agricultural systems

Food systems

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   Article: The hidden water resource
   Article: Food's big water footprint
   Article: How to make the food system more energy efficient
   Slides: Sustainable agriculture

Energy efficiency

Aim: To explain the concept of sustainable agriculture in terms of energy efficiency ratios and sustainable yields.

Water footprints

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Relative sustainability

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   Webpage: Nat Geo - Is America's hunger for meat bad for the planet?
   Visualizations: Sustainable diets - What you need to know
   Lesson Plan: The circular economy and modern agriculture
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   Reading: Why worrying about food miles is missing the point

Physical and human processes 

Physical and human processes that can lead to variations in food consumption

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   Activities: Factors that impact food consumption notes
   Data: Visualizations of food per person
   Reading: Global food consumption patterns and trends

The importance of diffusion

The importance of diffusion (including adoption/acquisition, expansion, relocation) in the spread of agricultural innovations, and also in the spread of diseases, and the role of geographic factors (including physical, economic and political barriers) in the rate of diffusion
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The diffusion of agricultural innovations

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   Activities: Diffusion of Food Innovation Notes
   Webpage: Agricultural productivity and innovation
   Article: 20 Success stories of agricultural innovation
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   Reading: Nat Geo - The next Green Revolution

Barriers to diffusion  Physical barriers in nature: rivers, oceans, lakes, and mountain ranges.  Cultural religious beliefs. language  impedes the easy.

The Green Revolution

The Diffusion of Disease

The importance of diffusion (including adoption/acquisition, expansion, relocation) in the spread of diseases, and the role of geographic factors (including physical, economic and political barriers) in the rate of diffusion

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   Activities: Diffusion of disease
   Visualization: The spread of swine flu

Geographic Factors of Disease

Geographic factors contributing to the incidence, diffusion and impacts (demographic and socio-economic) of vector-borne and water-borne diseases

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   Instructions: Geographic factors of disease detailed example presentations
   Reading: HIV - Example of the impacts of a disease
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   Presentations: Class presentation links

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