Question

What is rain water harvesting?

Answer 1

Rainwater harvesting:

1. Rainwater harvesting is the simple process or technology used to conserve rainwater by collecting, storing, conveying and purifying rainwater that runs off from rooftops, parks, roads, open grounds, etc. for later use.
2. Rainwater harvesting systems consist of the following components:

• Catchment- Used to collect and store the captured rainwater.
• Conveyance system – It is used to transport the harvested water from the catchment to the recharge zone.
• Flush- It is used to flush out the first spell of rain.
• Filter – Used for filtering the collected rainwater and removing pollutants.
• Tanks and the recharge structures: Used to store the filtered water which is ready to use.