Natural Resources


Water Pollution

Sanyam Jain, Academic Content Writer

  1. Forms of water pollution

    • Addition of undesirable substances to water bodies (e.g. harmful chemicals, disease-causing organisms)

    • Removal of desirable substances from water bodies (e.g. dissolved oxygen & other nutrients)

    • Change in natural temperature of water bodies

  1. Causes of water pollution

    • Agricultural: fertilizers and pesticides from farms

    • Municipal: sewage from towns and cities

    • Industrial: hot water discharge 

  1. Water reservoir & aquatic life

    • Surface water gets heated by the Sun

    • Water at deeper levels remain cool

    • Growth of harmful life-forms 

    • Disturbs natural balance of aquatic life

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