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  • Environmental Studies Factsheet: 16. Feedback Mechanisms in Global Climate

    Environmental Studies Factsheet: 16. Feedback Mechanisms in Global Climate

      Is the temperature of our lower atmosphere (troposphere) increasing as a result of human activity? Many scientists would answer: yes, definitely, and many are worried that now that w...

    Price £3.00more info
  • Environmental Studies Factsheet: 17. Drinking Water Quality

    Environmental Studies Factsheet: 17. Drinking Water Quality

      • In England and Wales drinking water quality is regulated by the Drinking Water Inspectorate (DWI). The DWI checks that our drinking water meets the water quality regulations. ...

    Price £3.00more info
  • Environmental Studies Factsheet: 18. Birds as Biomonitors

    Environmental Studies Factsheet: 18. Birds as Biomonitors

      Biomonitoring: use of living organisms sensitive to pollution or habitat change which decline in number or disappear when pollution levels rise or their habitat is altered. Effectiv...

    Price £3.00more info
  • Environmental Studies Factsheet: 19. Data Interpretation: Soils II

    Environmental Studies Factsheet: 19. Data Interpretation: Soils II

      This Factsheet uses soils to illustrate why students need to practice data interpretation, and particularly the interpretation of data in tables and graphs. Having completed the A-level i...

    Price £3.00more info
  • Environmental Studies Factsheet: 20. Wind Energy

    Environmental Studies Factsheet: 20. Wind Energy

      Why wind? 1. Important way of helping us meet our CO2 reduction targets. 2. Electricity demand greatest in Winter. Most electricity from wind is available November-April. 3. Potential ...

    Price £3.00more info
  • Environmental Studies Factsheet: 21. Control of Air Pollution

    Environmental Studies Factsheet: 21. Control of Air Pollution

      Controlling pollution General methods Most air pollution in the UK comes from burning fossil fuels so the easiest way to decrease emissions is to burn less coal, oil, gas, petrol and&nb...

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  • Environmental Studies Factsheet: 22. Desalination

    Environmental Studies Factsheet: 22. Desalination

        Desalination is an ancient technique. In its simplest form desalination involves distillation - heating water and condensing the steam. All of the impurities are left behind ...

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  • Environmental Studies Factsheet: 23. Reducing Noise Pollution

    Environmental Studies Factsheet: 23. Reducing Noise Pollution

      Noise causes stress and stress is a major cause of illness. Very loud noises cause permanent damage to hearing (Factsheet 130 Noise Pollution). The actual loudness of a sound is...

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  • Environmental Studies Factsheet: 24. The Chi-squared Test for Association

    Environmental Studies Factsheet: 24. The Chi-squared Test for Association

      The chi-squared test for association (or association index or chi-squared contingency tables) is commonly used in projects to measure whether two factors are associated (e.g. whether grea...

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  • Environmental Studies Factsheet: 25. Investigations: Basic Principles

    Environmental Studies Factsheet: 25. Investigations: Basic Principles

      A student decided to investigate the effect of zero cultivation on soil properties. They had read about an organic farmer who had not mechanically altered the soil in an arable field for ...

    Price £3.00more info
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