At the age of 13, Aditya Mukarji, a class 9 student of The Shri Ram School Aravali, Gurgaon, had taken up the challenge of replacing 50,000 plastic straws with eco-friendly straws by this World Environment Day. The newest and probably the youngest intern at Chintan, a Delhi based NGO that addresses the challenge of waste management, has achieved his goal before the deadline. Watch his swachh journey.