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IB Environmental Systems and Societies HL

120 lessons across 9 topics

1. Foundation

1Anthropocentric, Ecocentric, And Technocentric Perspectives 2Citizen Science 3Environmental Value Systems 4Equilibrium States 5Factors Influencing Perspectives 6Feedback Mechanisms 7Income And Sustainable Yield 8Natural Capital 9Storages And Flows 10Sustainability 11Systems Concepts

2. Ecology

12Biogeochemical Cycles 13Biomass And Productivity 14Carbon Cycle 15Carrying Capacity 16Ecological Niches 17Ecological Pyramids 18Ecological Sampling Techniques 19Ecosystems And Their Components 20Energy Flow In Ecosystems 21Food Chains And Food Webs 22Gpp And Npp 23Individuals, Populations, Communities, And Ecosystems 24Limiting Factors 25Nitrogen Cycle 26Population Growth 27Stability And Resilience 28Succession 29Trophic Levels 30Water Cycle

3. Biodiversity and Conservation

31Causes Of Biodiversity Loss 32Classification Systems 33Climate Change And Biodiversity 34Conservation Strategies 35Ecosystem Services 36Endemic, Rare, And Threatened Species 37Ex Situ Conservation 38Habitat Destruction 39In Situ Conservation 40Invasive Species 41Keystone Species 42Levels Of Biodiversity 43Measuring Biodiversity 44Overexploitation 45Pollution And Biodiversity 46Protected Areas 47Restoration Ecology 48Species Richness And Evenness

4. Water

49Drainage Basins 50Eutrophication 51Freshwater Availability 52Groundwater 53Marine Productivity 54Oceans As Systems 55River Processes 56Strategies For Water Management 57The Hydrological Cycle 58Wastewater Treatment 59Water Conflicts 60Water Quality 61Water Scarcity 62Water Stores And Transfers 63Water Use And Consumption

5. Land

64Agriculture And Food Systems 65Erosion And Desertification 66Food Security 67Land-use Change 68Nutrient Cycling In Soils 69Soil Degradation 70Soil Formation 71Soil Profiles 72Sustainable Land Management 73Traditional And Modern Agricultural Practices

6. Atmosphere and Climate Change

74Acid Deposition 75Adaptation Strategies 76Air Pollution 77Atmospheric Circulation 78Atmospheric Composition 79Carbon Dioxide And Methane 80Climate Feedbacks 81Enhanced Greenhouse Effect 82Evidence For Climate Change 83Greenhouse Effect 84Impacts Of Climate Change 85Mitigation Strategies 86Ozone Depletion 87Weather And Climate

7. Natural Resources

88Circular Economy 89Energy Resources 90Forest Resources 91Fossil Fuels 92Mining And Mineral Resources 93Natural Capital And Natural Income 94Nuclear Energy 95Renewable And Non-renewable Resources 96Renewable Energy Sources 97Resource Management Decisions 98Solid Waste 99Waste Management Strategies

8. Human Populations and Urban Systems

100Demographic Transition 101Ecological Footprints 102Population Dynamics 103Population Policies 104Population Pyramids 105Sustainable Cities 106Urban Areas 107Urban Resource Consumption 108Urban Systems And Urban Planning 109Urban Waste And Pollution

9. HL Lenses

110Compliance And Enforcement 111Cost-benefit And Cost-effectiveness 112Definition And Purpose Of Environmental Law 113Environmental And Ecological Economics 114Environmental Ethics 115International Environmental Agreements 116Intrinsic And Instrumental Value 117Justice, Equity, And Responsibility 118Market Failure And Externalities 119National And Local Environmental Law 120Natural Capital Accounting