For updates and resources about AGU programs and meetings as well as resources for online teaching and learning and virtual meetings, visit COVID-19 Updates.
KEY TERMS
GeoHealth VOL.10 ISSUE 5 | 22 May 2026
Climatic Influence on COVID‐19: Investigating the Role of Temperature and Humidity in the Spread of the Omicron Variant
Leonardo López + Alejandro Fontal + Brandon Alfaro ...
Understanding how climate modulates infectious disease dynamics is critical for anticipating epidemic patterns. After a hot debate on potential facilitation of population...
Journal of Geophysical Research: Atmospheres VOL.131 ISSUE 9 | 8 May 2026
Seasonal Variation of Atmospheric CO2 Concentration in China and Indo‐China Peninsula and Their Mutual Impacts
Jie Li + Jian Wu + Chunjiang Zhou ...
Quantifying the interregional transport of atmospheric carbon dioxide (CO2) between Indo‐China Peninsula and the Chinese mainland is of significant importance for the carbon...
AGU25 | 17 December 2025
Reduced U.S. Methane Emissions During the COVID-19 Pandemic: Insights from Atmospheric Observations and Process-Based Inventories
Sergio Ibarra Espinosa + Youmi Oh + Lei Hu ...
The COVID-19 pandemic significantly disrupted human activities globally, leading to reductions in various air pollutants and greenhouse gas emissions. This study examines...
AGU25 | 18 December 2025
Examining Air Quality Change during COVID-19 in Delhi from Ground-based Observations and Regional Meteorology-Chemistry model Simulations
Ping Pui Ching + Mizuo Kajino + Sachiko Hayashida
Since 2020, COVID-19-related lockdown measures have led to notable reductions in NOₓ and PM₂.₅ emissions and consequent improvements in air quality across many countries....
AGU25 | 18 December 2025
COVID-19 as a Natural Experiment: Tracking PM2.5 Dynamics and Meteorological Influence in New Delhi, India
Sunita Phuyal
The unprecedented reduction in pollution during the COVID-19 lockdowns highlighted the human impact on air quality. While global reductions were observed, the dynamics and...