Karthikeyan currently works as a researcher – Water productivity in IWMI. He has 11 years of research and working experience in applying remote sensing and hydrological modeling tools for sustainable water resources management in Asia and Africa. Current interests include monitoring crop water use from remote sensing, assessing water productivity gaps in irrigation schemes across Asia and Africa, designing capacity-building programs on water productivity, and co-developing demand driven tools using WaPOR data for improving productivity in Africa and Middle east.