Born on 26th November, 1926, in Jhang, in undivided Punjab, Dr. Yash Pal was an Indian scientist, educator, science communicator and educationist. After completing his M.Sc. degree in Physics from Panjab University, he moved to the Massachusetts Institute of Technology for his PhD. His areas of specialisation included cosmic rays.
An IIT Bombay study using satellite data shows rising greenhouse gas levels over Delhi and Mumbai and also identifies emission hotspots in these cities.