Question

34. Describe the harmful effects of:
(1) Burning of fossil fuels
(11) Depletion of ozone layers
(111) Water pollution​

Answer 1

Burning of fossil fuels :

Burning of fossil fuels for example coal,releases toxic particles like sulfur dioxide in the air ( atmosphere). this can lead many serious side effects .such as acid rain and some human disease like respiratory ..

and when there is incomplete combustion of fuels ..they releases carbon monoxide CO .

which is harmful to us too ..as it can kill a person without warning him or her and it is colorless and odorless..

Depletion of ozone layer::

ozone layer depletion causes increased in ultraviolet Ray's of sun. which causes negative effects to us and our environment..as it can cause skin Cancer..ozone layer and ozone hole generated worldwide..

Water pollution::

water pollution also has bad effect on us and our environment. chemicals in water causes negative effect to us. as pesticides can effect directly to us nervous system..

there are also some water borne diseases that are typhoid,cholera,malaria etc..

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Answer 2

Answer:

1. Burning of fossil fuels..

Harmful effects of burning fossil fuels are: They cause Air Pollution. They cause Global Warming. They are Exhaustible Natural Resources (available in limited amounts)....

2. Depletion of ozone layers..

Ozone layer depletion increases the amount of UVB that reaches the Earth's surface. Laboratory and epidemiological studies demonstrate that UVB causes non-melanoma skin cancer and plays a major role in malignant melanoma development.....

3. Water pollution..

Water pollution occurs when harmful substances often chemicals or microorganisms contaminate a stream, river, lake, ocean, aquifer, or other body of water, degrading water quality and rendering it toxic to humans or the environment. This widespread problem of water pollution is jeopardizing our health.....

Explanation:

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