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Topic 13 - Coggle Diagram

- - - - Natural - They are not produced by humans ; they come from gases or ashes from volcanic eruptions or wildfires.
        
        Artificial pollutants are divided into three types
        
        Physical pollutants
        
        Could be of a visual, hearing or radiative character, as well as garbage.
        
        Water pollution
        
        Water is a very important resource for life and the balance of our planet, and is concentrated into three parts, 97% in oceans and seas, 2% in glaciers and 1% as freshwater.
        
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        Biological pollutants
        
        Are those generated by hospitals, such as blood, organs, viruses or bacteria; as well as protozoan or fungus generated by garbage.
        
        Chemical pollutants
        
        Are those generated by the industry such as detergent, oil, solvent and petroleum.
      - Artificial- All those pollutants originated by human activities such as the combustion of fossil fuels , industries , agriculture , household activities , oil spills, nuclear energy and wildfires, among others