During INTROMET-2021 special postal covers were released in honour of three distinguished meteorologists from Kerala, viz. Prof. P. R. Pisharoty, Prof. R. Ananthakrishnan and Ms. Anna Mani. Chief guest of the function was Ms. Mariamma Thomas, Indian Postal Service (IPoS), Postmaster General, Central Office, Kerala region. Pro-Vice Chancellor of CUSAT Prof. P. G. Sankaran presided over the event. Prof. K. Mohankumar, Chairman of INTROMET-2021, Dr. M. R. Rameshkumar, Chairman of the scientific and technical committee of INTROMET-2021 and Dr. Abhilash S, Secretary of LOC, INTROMET-2021 were present during the function.