This page illustrates the procedure to cite the ERA5 hourly data on single levels from 1940 to present dataset and provide appropriate attribution. This dataset is generated under the framework of the Copernicus Climate Change Service (C3S). For such dataset, the CC-BY licence only applies.

Use Case: A user has downloaded ERA5 hourly data on single levels from 1940 to present data from the Climate Data Store to calculate some results that will be presented in an article. The user did not download the data to redistribute it. The user downloaded data from the Climate Data Store on 7 March 2023.  


Step 1 - Check applicable licencesStep 2 - Cite the CDS Catalogue entry (traceable source of data)
Step 3 - Provide clear and visible attribution to the Copernicus programme and attribute each data product used (to accredit the creators of the data)
  • Check the licence(s) →  CC-BY Licence only
  • There are no specific requirements from the CC-BY licence.


In this case, use the citation provided in the CDS Catalogue entry under "References > Citation and attribution":

Copernicus Climate Change Service (2023): ERA5 hourly data on single levels from 1940 to present. Copernicus Climate Change Service (C3S) Climate Data Store (CDS), DOI: 10.24381/cds.adbb2d47 (Accessed on 07-MAR-2023)


In this case, use the attribution information provided in the CDS Catalogue entry under "References > Citation and attribution":

Copernicus programme:

The results contain modified Copernicus Climate Change Service information 2020. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.

Products:

Hersbach, H., Bell, B., Berrisford, P., Biavati, G., Horányi, A., Muñoz Sabater, J., Nicolas, J., Peubey, C., Radu, R., Rozum, I., Schepers, D., Simmons, A., Soci, C., Dee, D., Thépaut, J-N. (2018): ERA5 hourly data on single levels from 1940 to present. Copernicus Climate Change Service (C3S) Climate Data Store (CDS), DOI: 10.24381/cds.adbb2d47 , (Accessed on 07-MAR-2023)


  • Acknowledgment section of the article may contain the following:

Hersbach, H. et al., (2018) was downloaded from the Copernicus Climate Change Service (2023).

The results contain modified Copernicus Climate Change Service information 2020. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.

  • Bibliography may contain the following:

Copernicus Climate Change Service (2023): ERA5 hourly data on single levels from 1940 to present. Copernicus Climate Change Service (C3S) Climate Data Store (CDS), DOI: 10.24381/cds.adbb2d47 (Accessed on 07-MAR-2023)

Hersbach, H., Bell, B., Berrisford, P., Biavati, G., Horányi, A., Muñoz Sabater, J., Nicolas, J., Peubey, C., Radu, R., Rozum, I., Schepers, D., Simmons, A., Soci, C., Dee, D., Thépaut, J-N. (2018): ERA5 hourly data on single levels from 1940 to present. Copernicus Climate Change Service (C3S) Climate Data Store (CDS), DOI: 10.24381/cds.adbb2d47 , (Accessed on 07-MAR-2023)

  • Throughout the content of the article, the dataset used maybe referred to as:

Hersbach, H. et al., (2018)


This document has been produced in the context of the Copernicus Climate Change Service (C3S).

The activities leading to these results have been contracted by the European Centre for Medium-Range Weather Forecasts, operator of C3S on behalf of the European Union (Delegation Agreement signed on 11/11/2014 and Contribution Agreement signed on 22/07/2021). All information in this document is provided "as is" and no guarantee or warranty is given that the information is fit for any particular purpose.

The users thereof use the information at their sole risk and liability. For the avoidance of all doubt , the European Commission and the European Centre for Medium - Range Weather Forecasts have no liability in respect of this document, which is merely representing the author's view.

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