what are the techniques according to which we can save water?
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by constructing underground Tanka's
rain water harvesting
roof top harvesting
rain water harvesting
roof top harvesting
Avni11011:
class 10 novel the diary of young girl
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* rainwater harvesting
*do not pollute water
*wash cars by bucket
*drip and sprinkle irrigation in agriculture
*do not pollute water
*wash cars by bucket
*drip and sprinkle irrigation in agriculture
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