tell me facts of rainwater harvesting
Answers
Explanation:
Rainwater harvesting 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, aquifer or a reservoir with percolation. Dew and fog can also be collected with nets or other tools.
Some facts about rainwater harvesting in India
India is practicing rainwater harvesting since 10th century. In 11th century, largest rainwater harvesting tank was created by Chola kings and it is 16 kilometer long.
Average roof collects 600 gallons (2,271.2 L) of water for every inch of rainfall
It needs minimal infrastructural changes to start rainwater harvesting.
Filtration system and UV disinfection is needed to use this water for drinking
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Answer:
India has harvested rainwater since the 10th century
The largest rainwater harvesting tank was built by the Chola Kings in the 11th century
Bamboo is used as pipes in Meghalaya to divert rainwater into fields as drip irrigation
Freshwater on earth is only 2.5% of the total water though 70% of the earth’s surface is covered by water
Plants grow well in rainwater as it is close to neutral PH level, high nitrogen content and lack of added chemicals
If you have a house of approximately 200 square feet area, you can save rainwater up to one year for your daily needs
When harvesting rainwater, for every inch it rains on a 1,000 square foot roof, you can collect 600 gallons of water.
This means that if you put a rainwater harvesting tank under the downspout of that 1,000 square foot roof, you could collect> 6,000 gallons of water with 10 inches of rain! That’s a lot!
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