Man And His Environment

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    Chapter 25 Man And His Environment (38 videos)

      25.1: Biogeochemical Cycle
      Relationship of Biological Cycle With Flow of Energy and Ecological Balance
    1. Relationship of Biological Cycle With Flow of Energy and Ecological Balance
      829 views
      2. Water Cycle
    2. Water Cycle
      9015 views
      3. Underground Water
    3. Underground Water
      242 views
      4. The Nitrogen Cycle
    4. The Nitrogen Cycle
      3523 views
      5. More on Nitrogen Cycle
    5. More on Nitrogen Cycle
      1332 views
      6. The Nitrogen Cycle
    6. The Nitrogen Cycle
      3905 views
      25.2: The Flow of Energy
      Trophic Levels
    1. Trophic Levels
      517 views
      2. Concept of Trophic Levels
    2. Concept of Trophic Levels
      3. Energy Relations Between Different Trophic Levels
    3. Energy Relations Between Different Trophic Levels
      566 views
      4. Concept of Productivity
    4. Concept of Productivity
      5. Ecological Pyramids
    5. Ecological Pyramids
      3570 views
      6. Ecological Pyramids Biomass
    6. Ecological Pyramids Biomass
      4800 views
      7. Ecological Pyramids Number
    7. Ecological Pyramids Number
      2412 views
      25.3: Ecological Succession
      Succession
    1. Succession
      3668 views
      2. Two Major Form of Succession
    2. Two Major Form of Succession
      1999 views
      3. Secondary Succession
    3. Secondary Succession
      1248 views
      4. Stages of Succession
    4. Stages of Succession
      3627 views
      5. Xerosere
    5. Xerosere
      2174 views
      6. More on Xerosere
    6. More on Xerosere
      903 views
      7. Hydrosere
    7. Hydrosere
      844 views
      8. More on Hydrosere
    8. More on Hydrosere
      575 views
      9. Wood land climax forest stage of hydrosere
    9. Wood land climax forest stage of hydrosere
      430 views
      25.4: Population Dynamics
      Principles of Demography
    1. Principles of Demography
      2. Human Impact on Environment
    2. Human Impact on Environment
      25.5: Human Impact on Environment
      Human Impact on Environment
    1. Human Impact on Environment
      2. Nuclear Power
    2. Nuclear Power
      1342 views
      3. Carbon Dioxide and Global warming
    3. Carbon Dioxide and Global warming
      1142 views
      4. Global Warming
    4. Global Warming
      1378 views
      5. Global Warming
    5. Global Warming
      4039 views
      6. Effect of Global Warming
    6. Effect of Global Warming
      1973 views
      7. Acid Rain
    7. Acid Rain
      6450 views
      8. Effect of Acid Rain
    8. Effect of Acid Rain
      3475 views
      9. Depletion of Ozone
    9. Depletion of Ozone
      6088 views
      25.6: Environmental Resources and their Depletion
      Renewable and Non-Renewable Resources
    1. Renewable and Non-Renewable Resources
      4895 views
      2. Renewable Resources (Land and Wildlife)
    2. Renewable Resources (Land and Wildlife)
      1832 views
      3. Degradation and Depletion of Resources, Modification of Environment
    3. Degradation and Depletion of Resources, Modification of Environment
      4. Conventional Energy Resources
    4. Conventional Energy Resources
      1877 views
      5. Non - Conventional Energy Resources
    5. Non - Conventional Energy Resources
      2347 views