Prabin Kalikote

The combination of land with the harmful substances and chemicals or waste materials that changes the composition of soil is called land/soil pollution.

We can reduce water pollution by the following ways:
        - Solid & liquid waster should be managed properly.
        - We should keep our water resources clean.
        - Afforestation around the water resources.
        - Band on using chemical fertilizers.
        - Awareness level should be...

Any four effects of polluted water are:
        - It cause water-borne diseases.
        - Hard water cardiovascular diseases.
        - Polluted water containing chemicals damages our health.
        - Polluted water spreads bad smell and cause air pollution.

The major causes of water pollution are:
        - Mixing of drainage directly into water bodies.
        - Excessive use of chemical fertilizers.
        - Open defication near the water resources.
        - Deforestation around the water resources
        - Bathing of cattle and washing clothes in the water resources.
       ...

The combination of rivers and lakes or water resources with unwanted and harmful substances that degrades the quality of water is called water pollution

Any three method of reducing air pollution are:
        - Afforestation programmer should be encouraged.
        - Population growth rate should be controlled.
        - Solid and liquid wastes should be managed.

The effects of air pollution are:
        - It may cause headache, nausea, and allergic reaction.
        - It damages buildings and historical monuments.
        - It causes acid rain.
        - It is the cause of global warming.
        - It reduces the solar radiation on the earth.