S. Chaliyakunnel

Papers

Total Citations

133

H-Index

About

Dr. S. Chaliyakunnel is an atmospheric scientist whose research centers on aerosol optical depth (AOD) and its regional impacts, with a particular focus on the Indian subcontinent. Their most-cited work, "Aerosol Optical Depth Over India" (2018, 133 citations), represents a landmark contribution to understanding tropospheric aerosols through advanced modeling. In this study, Chaliyakunnel employed the Goddard Earth Observing System (GEOS)-Chem, a global 3-D chemical-transport model, to simulate AOD over India, comparing the SMOG (Speciated Multi-pollutant Generator from IIT Bombay) emission inventory with standard GEOS-Chem inventories. This work provided critical insights into how different emission datasets affect aerosol simulations, highlighting the importance of region-specific inventories for accurate air quality and climate modeling. By demonstrating the discrepancies between global and local emission data, Chaliyakunnel's research has informed subsequent studies on aerosol radiative forcing and pollution transport in South Asia. Their contributions are particularly valuable for researchers studying atmospheric chemistry, climate change, and public health impacts of aerosols, establishing them as a key voice in regional atmospheric science.