Salem is one of the largest cities in Tamil Nadu, India. More than 1 million people live here. Piyush Manush is the convener of the Salem Citizen's Forum (SCF). SCF is an informal group, involved in protecting Salem's environment. The lake was built by the British for irrigating nearby farmlands. The lake is spread across 58 acres and used to be a major water body of the city. But gradually it became a dumpsite for Salem's municipal solid waste. In 2010 SCF took over the work of cleaning the lake. But first, they had to get rid of the garbage and then desilt the waterbody.

Every winter, air quality in Delhi becomes critically dangerous. Here is a list of dos and don'ts to help you stay safe

What kind of world will the younger generations inherit? Piu gets a hint.

The coastal state of Maharashtra has three major rivers and several lakes, making it one of the few states in India having a vast water bank. However, most of its water bodies, including the Godavari, Krishna and Tapti rivers, are so polluted that they look like nullahs or drains. Heard about the Jayanthi and Gomati nullahs of Kolhapur? Well, according to water conservationist Rajendra Singh, they were once a water source but today we call them nullahs.

We all know pistachios to be tasty little green nuts but how many can say they have known them to be a fun craft?

The joy of listening to a good song multiplies when we listen to it on a good device. There are many products for the same in the market, but what better than building your own speaker using natural resources! The natural resonance of the bamboo amplifies sound and is, therefore, used in building instruments like the flute. Since it does not require electricity to amplify sound, a bamboo speaker is an eco-friendly product that you will have fun building and proud to show it off! But before you start, make sure you have an adult assisting and guiding you.