New Delhi, May 24 -- Last year, 16-year old Amairah Anand had undertaken the humongous job of biological intervention in the Patel Nagar lake. What started with sample collection and controlled experiments at her school ultimately led to Anand and her teammate winning the third place in Ideathon 2025 organised by the Kalinga Institute of Industrial Technology. A student from Sanskriti School in Chanakyapuri, Anand, who wishes to study material science and biochemistry, named her real-time project "SAFI". "About 16 months ago, I started the project called SAFI, or Sustainable Aquatic Floating Islands. The Patel Nagar lake was polluted and overcome with algae, following which I had taken a sample to my school lab for testing," said Anand. Fol...