Hyderabad's Padmini Rangarajan is tacking the problem of kitchen waste by reusing it to make incense cones at home, which are both low cost and eco-friendly. She shares how you can make them yourself.
Octogenarian Sudha Pai introduced the idea of waste management in Pune long ago. Chandana Banerjee finds out more about what inspires her to keep going strong, and teach children and adults the benefits of composting.