Question

1. What effect does rain harvesting have in Delhi ❓❓
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Answer 1

Experts say rainwater harvesting will help replenish the falling groundwater level and fulfil Delhi's water needs. Delhi gets an average of 611 mm of rain in a year and even if part of it is tapped, some pressure will be off the DJB to supply water to a vast majority of parched Delhiites.

Answer 2

Rainwater harvesting will help replenish the falling groundwater level and fulfil Delhi's water needs

As per the rule, rooftop rainwater harvesting has been made mandatory for a plot size of 100 square metres in the Building Bye-Laws for Delhi.