Bachelor of Science in Physics, Meerut University, India, 1983. Master of Science in Physics, Meerut University, India, 1985. M. Phil. in Physics, Meerut University, India, 1987.
Doctor of Philosophy in Atmospheric Physics, University Delhi, India, 1995.
Associate professor University Delhi, Rajdhani College, since 1993. Visiting associate professor Tokyo University, 2001—2002. Visiting professor Yonsei University, Seoul, 2005, Seoul, 07.
Visiting scientist Kyoto University, 2004.
Member of Asia Oceanic Geosci. Society (associate).
Married Rita Tomar, January 1, 1963. Children: Abhishek, Hana.