Half-hourly eddy covariance fluxes, all the quality tests results, storage fluxes and footprint information calculated by the ICOS ETC starting from the raw data.
See https://hdl.handle.net/11676/05AXmrt_a4kLVbBGFAHfGO81 for a description of the ICOS ETC L2 Fluxes data product.
For a list of the variables included in the FLUXES data files along with a brief description and unit of measure, see https://meta.icos-cp.eu/objects/E0KJJERYMTDbg4PfW26xazhk
@misc{https://hdl.handle.net/11676/TwGCXiTNxEpW-Iq_r8esdE5v,
author={ICOS Ecosystem Thematic Centre and Bignotti, Laura and Loubet, Benjamin and Depuydt, Jérémie and Buysse, Pauline and Coimbra, Pedro and Fortineau, Alain and Nief, Guillaume and Ramonet, Michel and Stagakis, Stavros and Christen, Andreas and Hilland, Rainer and Nicolini, Giacomo},
title={ETC L2 Fluxes from Romainville, 2022-12-31–2024-12-31},
year={2025},
url={https://hdl.handle.net/11676/TwGCXiTNxEpW-Iq_r8esdE5v},
publisher={Ecosystem Thematic Centre},
copyright={http://meta.icos-cp.eu/ontologies/cpmeta/icosLicence},
pid={11676/TwGCXiTNxEpW-Iq_r8esdE5v}
}
TY - DATA T1 - ETC L2 Fluxes from Romainville, 2022-12-31–2024-12-31 ID - 11676/TwGCXiTNxEpW-Iq_r8esdE5v PY - 2025 UR - https://hdl.handle.net/11676/TwGCXiTNxEpW-Iq_r8esdE5v PB - Ecosystem Thematic Centre AU - ICOS Ecosystem Thematic Centre AU - Bignotti, Laura AU - Loubet, Benjamin AU - Depuydt, Jérémie AU - Buysse, Pauline AU - Coimbra, Pedro AU - Fortineau, Alain AU - Nief, Guillaume AU - Ramonet, Michel AU - Stagakis, Stavros AU - Christen, Andreas AU - Hilland, Rainer AU - Nicolini, Giacomo ER -
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| Name | Value type | Unit | Quantity kind | Preview |
|---|---|---|---|---|
| TIMESTAMP | time instant, UTC | |||
| TIMESTAMP_END | time instant, local non-DST time | |||
| FC | carbon dioxide (CO2) flux | µmol m-2 s-1 | particle flux | Preview |
| H | sensible heat flux | W m-2 | energy flux | Preview |
| H2O | H2O molar fraction | mmol mol-1 | portion | Preview |
| LE | latent heat flux | W m-2 | energy flux | Preview |
| SC | carbon dioxide (CO2) flux | µmol m-2 s-1 | particle flux | Preview |
| TAU | eddy covariance momentum flux | kg m-1 s-2 | momentum flux | Preview |
| USTAR | friction velocity | m s-1 | velocity | Preview |
| W_SIGMA | standard deviation of fluctuations | m s-1 | velocity | Preview |
| ZL | Monin-Obukhov stability parameter | arbitrary number | Preview | |
| NEE | net ecosystem exchange | µmol m-2 s-1 | particle flux | Preview |
| CO2 | CO2 mixing ratio (wet mole fraction) | µmol mol-1 | portion | Preview |
| NEE_UNCLEANED | net ecosystem exchange | µmol m-2 s-1 | particle flux | Preview |
| LE_UNCLEANED | latent heat flux | W m-2 | energy flux | Preview |
| H_UNCLEANED | sensible heat flux | W m-2 | energy flux | Preview |






PAUL, Pilot Applications in Urban Landscapes - Towards integrated city observatories for greenhouse gases (ICOS Cities), has received funding
from the European Union’s Horizon 2020 Research and Innovation Programme under grant agreement No 101037319.