Dr Thalappil Pradeep
A professor of chemistry. Conceptualized and built the International Centre for Clean Water. Known for using nanotechnology to create a water filter for pesticide removal and the supply of affordable drinking water.
Arun Krishnamurthy
Founded the Environmentalist Foundation International with a mission to help clean and restore India’s lakes. Has helped clean more than 460 lakes and water bodies across 18 states since 2007.
Kaushik Kappagantulu
Built Greenhouse-in-a-Box to help small farmers produce seven times more output with 90 per cent less water. Currently working with 1,000 farmers in six states and aim to reach 50,000 farmers by 2027.
Dwarika Prasad Semwal
Having suffered consequences of landslides in 1997, he embarked on cycle yatras to spread awareness on water conservation. Encouraging villagers to dig 3,500 ponds in Chamkot to recharge groundwater since 2021.