Subject: Science
After completing this lesson, student must be able to:
The mixing of dust particles, foul gases and harmful smoke in the atmosphere is called air pollution. This note provides information about air and water pollution.
Learn MoreHuman actions have also caused many large areas of land to lose or reduce their capacity to support life forms and ecosystems. This is known as land degradation. This note provides us with an information on land and sound pollution.
Learn MoreA disaster is a serious disruption of the functioning of a community or a society involving widespread human, material, economic or environmental losses. This note provides an information on disasters.
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