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In the semi arid regions of China, the country's inhabitants have practiced water harvesting for generations. Water harvesting is the process of collecting rainfall and/or runoff for later use. How does this water conservation method help the environment?

AWater harvesting causes drought-like conditions the rest of the year.
BHarvesting water during the rainy season has damaged the ecosystem by killing some of the organisms.
CBy collecting run off during the rainy season for future irrigation increases the agricultural production.
DRun off is one of the main sources of drinking water so there is a shortage of drinking water the remaining part of the year.

Eliminate

Verified Answer :

Answer: C) By collecting run off during the rainy season for future irrigation increases the agricultural production

Explanation:

Water harvesting is a process of collection of rain water by using special water storing systems. This water storage practice helps during the scarcity of water like in dry summer seasons and in conditions of drought. Such water can be treated with filters to make it potable for drinking. But generally the water is used for the purpose of irrigation in the agricultural field and household sanitary requirements.

On the basis of the above description, By collecting run off during the rainy season for future irrigation increases the agricultural production is the correct option.

Answer:

its d. By collecting runoff during the rainy season much of the land degredation caused by water erosion is prevented.

Explanation:

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