Position Held




July 2003 - Dec 2007

Assistant Professor

Department of Civil Engineering and Environmental
Engineering and Management Programme
Indian Institute of Technology, Kanpur.


June 2004

Visiting Researcher

NOAA Aeronomy Laboratory, Boulder, USA


May - July 2006

Visiting Associate Professor

Centre for Climate System Research

The University of Tokyo, Japan


Jan 2008 - Feb 2012

Associate Professor

Department of Civil Engineering, IIT Kanpur


Aug 2009 - July 2010

Senior Fellow, NASA Goddard Space Flight Center, Greenbelt, US.


Mar 2012 - till date


Department of Civil Engineering, IIT Kanpur


May - July 2012


Laboratoire de Physique et Chimie de Environnement, University of Orleans, France.

June-July 2014

Visiting Professor

School of Civil and Environmental Engineering, Georgia Institute of Technology, USA



Nov 2014 onwards

Adjunct Professor

Department of Earth Sciences, IIT Kanpur



Nov 2014-Oct 2017


Centre for Environmental Science & Engneering, IIT Kanpur



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