An extension lecture on the topic ‘scientific solutions to global warming’ was jointly organized by the department of physics and chemistry at 10:30 am in seminar hallon 6 th Dec, 2022. Dr. S.M. Rao, prof. Emeritus Punjabi Universitry, Patiala and visiting specialist, academia Sinica, Taiwan was the speaker on this occasion. He gave the scientific solutions to global warming by emphasizing the use of smokeless chulha in our day to day life. He compared the interesting data of carbon content present in today’s environment with that of present in Ramayana and mahabharata’s yug. 90 students of our college attended this lecture. Dr V.K. Jain, principal, Dr S.K. Pandey, Dr Niyti, Dr Neha Aggarwal, Ms Upinder Kaur, Ms Pinki and Ms Dipti were also present on this occasion.