Advancements in Chemical Mechanisms for Air Quality Management
Daniel Jacob and team have been enhancing chemical mechanisms in the GEOS-Chem model to support US air quality management. Ongoing work includes developing new mechanisms for aromatic VOCs, tropospheric halogens, mercury redox, adaptive mechanism reduction, machine learning applications, and unifica
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Understanding Water Variability and Cloud Formation near Tropical Tropopause
Exploring the horizontal variability of water and its relation to cloud fraction using aircraft observations to enhance grid-scale cloud formation representation in GEOS-5. Addressing the chronic water vapor issue in GEOS-5, potential causes, motivating science questions, and methodologies to improv
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Analysis of Surface Temperature and Heat Flux Relationships
Exploring the interplay between surface temperature, sensible heat flux, latent heat flux, and ground heat flow, utilizing data from GEOS-5 and ERA-interim models to understand the impact of different heat flux components on surface temperature variations in diurnal cycles and monthly means. Compari
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GEOS-Chem Atmospheric Chemistry Model Overview
GEOS-Chem, developed by Daniel J. Jacob at Harvard University, is a global model of atmospheric composition used to understand human and natural influences on the environment. The model addresses various atmospheric chemistry issues on different scales, from local to global, and is regularly updated
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