Click to play videoDr Arun Zachariah, Ravi Aggarwal and Rajendra Singh are the scientific face of environmentalism. Their work for the environment is based on research, expertise and knowledge. Zachariah is a vet at the Wynad Life Sanctuary, India’s largest elephant sanctuary in Kerala. Delhi-based Aggarwal is the founder of research and advocacy group Toxic Links. Magsaysay Award winner Rajendra Singh uses traditional knowledge for water-harvesting in Rajasthan villages. Just some of the Green Heroes you will meet this week.
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