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Environmental Studies

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Mind Map on Environmental Studies, created by Josh Cork on 09/22/2014.
Josh Cork
Mind Map by Josh Cork, updated more than 1 year ago
Josh Cork
Created by Josh Cork over 10 years ago
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Resource summary

Environmental Studies
  1. Conditions for life on Earth
    1. How Earth supports life
      1. Oxygen allows more efficient respiration
        1. Allows complete breakdown of glucose
        2. Nitrogen allows protein synthesis
          1. Ideal distance from sun
            1. Suitable temperature
              1. Liquid water
                1. Habitat for marine species
                2. Increase enzyme efficiency
              2. Magnetic field protects planet from ionizing radiation
              3. Reasons for deforestation
                1. Farming
                  1. Clear land for ranches
                    1. e.g Cattle
                    2. Make space for biofuel farming
                    3. Urbanisation
                      1. Growing population
                      2. Use as raw material
                        1. Timber
                        2. Fuel
                          1. Wood
                          2. Atmospheric composition
                            1. Pre-life
                              1. Oxygen 0%
                                1. CO2 18%
                                  1. Nitrogen 80%
                                    1. Hydrogen 1%
                                    2. Present Day
                                      1. Oxygen 21%
                                        1. Nitrogen 78%
                                          1. Hydrogen >1%
                                            1. CO2 0.038%
                                              1. Less carbon dioxide means the Earth is cooler than it was millions of years ago
                                              2. Water Vapour- Variable
                                              3. More oxygen due to photosynthetic organisms
                                              4. Atmospheric maintainance
                                                1. Photosynthesis
                                                  1. Adds Oxygen
                                                    1. Removes carbon dioxide
                                                    2. The ozone later
                                                      1. O + O2 ⇌ O3
                                                        1. Dynamic equilibrium
                                                        2. Utilizes UV radiation
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