March 23, 2023

Development of a near-real-time estimation method for China's CO₂ emissions from atmospheric observations
-CO₂/CH₄ variability ratios observed on Hateruma and Yonaguni Islands reflect the emission ratio in China -

March 22, 2023

CONTRAIL’s website has been renewed!

February 17, 2023

A dataset of trace gas measurements at Hateruma station is released.

February 8, 2023

Atmospheric observations of CO₂ and CH₄ at the Hateruma station are updated with new data (~October 2022).

January 24, 2023

Global Biomass Burning Emissions Inventory (GBEI) is released.