Summary
It works up high because there wasn’t enough flat land. 🏞️
The plant can clean about 7.5 million litres of water every day! 🚰
Other towns use special ponds and plants to clean water too. 🌱
Key Points
5 points1
Four‑story water‑cleaning plant built in Uttarakhand.
2
Cleans 7.5 million litres of water daily.
3
Uses vertical design to fit on small land.
4
Other towns use wetland ponds and plant roots to clean water.
5
Program started in 2014 to keep the River Ganga clean.
New Words to Learn
8 wordssewage
dirty water that comes from homes and factories
treatment
process of cleaning something
wetland
a swampy area where water and plants grow together
biochemical oxygen demand
a way scientists measure how much pollution is in water
electrocoagulation
a method that uses electricity to help pull out dirt from water
biogas
gas made by tiny living things that can be used for energy
anaerobic
happening without any air
solar
energy that comes from the sun
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