1. What is floods
2. What is drought
what is rainwater harvesting
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Rainwater harvesting (RWH) is the collection and storage of rain, rather than allowing it to run off. Rainwater is collected from a roof-like surface and redirected to a tank, cistern, deep pit (well, shaft, or borehole), aquifer, or a reservoir with percolation.
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✔ Droughts occur when an abnormally long dry period uses up available water resources.
✔ Floods happen when watercourses or rain swallow up land that is usually uncovered. These natural disasters are often made worse by human action.
✔ Rainwater harvesting (RWH) is the process of collecting and storing rainwater for future productive use. ... Under such conditions, it becomes important to make use of whatever water is available by harvesting .
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