GRACED data are made freely available to the public with a fair use open data policy. We encourage users to cite the data by the follwing papers.
GRACED is a living dataset subject to updates and the values are expected to change, as new data get included. In the process of updating our gridded daily CO2 emission products, errors may be corrected, revisions may be made in the calculation methods, and new information may be used. Data files available for download and maps are associated to a day of release.
In case of questions regarding data and history previous releases, please contact us at or All information displayed and provided can be used at the own responsibility of users, and does not engage any responsibility from research institutions supporting GRACED and partner institutions.
How to Cite the Data
Using Global gRidded dAily CO2 Emissions Dataset (GRACED) should cite the GRACED website ( and the following papers:
Dou, X., Wang, Y., Ciais, P., et al. Near-real-time global gridded daily CO2 emissions. The Innovation 3(1), 100182 (2022).
Liu, Z., Ciais, P., Deng, Z. et al. Near-real-time monitoring of global CO2 emissions reveals the effects of the COVID-19 pandemic. Nat Commun 11, 5172 (2020).
Liu, Z., Ciais, P., Deng, Z. et al. Carbon Monitor, a near-real-time daily dataset of global CO2 emission from fossil fuel and cement production. Sci Data 7, 392 (2020).
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Privacy Policy
GRACED data are made freely available to the public and the scientific community in the belief that their wide dissemination will lead to greater understanding and new scientific insights.
The availability of these data does not constitute publication of the data. The data providers rely on the ethics and integrity of the user to ensure that they receive fair credit for their work.
If the data are obtained for potential use in a publication or presentation, we kindly ask you to inform us at the outset of the nature of this work. If the GRACED data are essential to the work, or if an important result or conclusion depends on the GRACED data, co-authorship may be appropriate. This should be discussed at an early stage in the work. 
Manuscripts using the GRACED data should be sent to for review before they are submitted for publication so we can ensure that the quality and limitations of the data are accurately represented. Contacts about the data: