Why Bellandur lake spews toxic froth, and how to stop it

Image for post
Image for post
Credit: Sanchayan Nath
Image for post
Image for post
Credit: Whitefield Rising

What causes foam?

Image for post
Image for post
Lake system map created by Bangalore Citizen Science Lakes Dashboard, an initiative of ATREE (Ashoka Trust for Research in Ecology and the Environment), and BIOME (Biome Environmental Trust). The map was developed by consulting experts in collaboration with Janagraaha.
Image for post
Image for post
Researchers at ATREE collecting water samples at Bellandur lake. Pic: Field Marshals, Bellandur Lake

What’s happening with Bellandur and Varthur lakes

Image for post
Image for post
Foaming at the outlet of Varthur lake in 2019. Pic: Sumita Bhattacharyya, ATREE

What to do when you see foam in your lake

How to prevent foam

Centre for Social and Environmental Innovation

Turning environmental research into action

Centre for Social and Environmental Innovation

Written by

We turn environmental research into impact on the ground

Centre for Social and Environmental Innovation

We work on issues related to the environment and focus on citizen action and/or market-based approaches to solving these problems. Based in Bangalore, India. Find out more: https://www.csei.org/

Centre for Social and Environmental Innovation

Written by

We turn environmental research into impact on the ground

Centre for Social and Environmental Innovation

We work on issues related to the environment and focus on citizen action and/or market-based approaches to solving these problems. Based in Bangalore, India. Find out more: https://www.csei.org/

Welcome to a place where words matter. On Medium, smart voices and original ideas take center stage - with no ads in sight. Watch

Follow all the topics you care about, and we’ll deliver the best stories for you to your homepage and inbox. Explore

Get unlimited access to the best stories on Medium — and support writers while you’re at it. Just $5/month. Upgrade

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store