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Class 8 Science- Effects of air pollution and water pollution Effects of Air Pollution Global Warming – Increase in the amount of carbon dioxide and certain other gases in the atmosphere are responsible for a phenomenon called  Global Warming. Depletion of Ozone Layer  -Everyone is well versed with Ozone Layer. It is a layer of the atmosphere which protects both plant and animal life on the earth by absorbing harmful ultraviolet radiation of the sun, which may cause skin cancer. Freon’s are responsible for the depletion of the ozone layer. Effects on the plant : – Air pollution causes the long lasting and the harmful effects on the growth and development of plants. Few of them are listed as below:- Photochemical smog forms a layer on leaves and along with dust blocks the sunlight from being absorbed by the leaf surface, this layer blocks the absorption of carbon dioxide by the leaves and also affects the functioning of stomata, thereby reducing the rate of photosynthes