Data Download
CONTRAIL data download
Data listed below are available with digital objective identifiers (DOIs) from the Global Environmental Database of NIES. Please carefully read the Terms and Condition of Use in the following links before downloading data.
| Dataset Name | Instrument | Species | Data Period | Last Update | Link |
|---|---|---|---|---|---|
| The most recent year CME data (QA/QC in progress) | CME | CO2 | 1 Jan 2022–31 Dec 2022 | 25 Jul 2023 | doi:10.17595/20210827.001 |
| Regular CME data | CME | CO2 | 5 Nov 2005–31 Dec 2021 | 25 Jul 2023 | doi:10.17595/20180208.001 |
| Atmospheric trace gas data (ASE data) | ASE | CO2 & CH4 | 23 Apr 1993–23 Dec 2021 | 25 Jul 2023 | doi:10.17595/20230725.001 |
| The most recent year Pacific Ocean line ASE data (QA/QC in progress) | ASE | CO2 & CH4 | 15 Nov 2022–6 Dec 2022 | 25 Jul 2023 | doi:10.17595/20220722.001 |
| Pacific ocean line ASE data | ASE | CO2 & CH4 | 23 Apr 1993–2 Dec 2017 | 30 Jun 2021 | doi:10.17595/20190828.001 |
| The most recent year Eurasian continent line ASE data (QA/QC in progress) | ASE | CO2 & CH4 | 22 Jan 2020–29 Oct 2020 | 27 Aug 2021 | doi:10.17595/20210827.002 |
| Regular Eurasian continent line ASE data | ASE | CO2 & CH4 | 23 Apr 2012–29 Oct 2020 | 25 Jul 2023 | doi:10.17595/20190828.002 |
For other non-DOI data: If you want to use CONTRAIL data for your research, please contact to the PIs (contrail_pi(at)nies.go.jp) by e-mail with your name, affiliation/institute, mail address, and a brief description of your research project as well as the data you request (period, area, vertical or horizontal, etc.). Once your request is accepted by the PIs, they will provide you access to the datasets for your research.
CONTRAIL PIs (contrail_pi(at)nies.go.jp):
Toshinobu Machida (NIES)
Hidekazu Matsueda (MRI/Dokkyo University)
Yosuke Niwa (NIES)
Toshinobu Machida (NIES)
Hidekazu Matsueda (MRI/Dokkyo University)
Yosuke Niwa (NIES)
References
CONTRAIL General
CME
- Sawa, Y., T. Machida, H. Matsueda (2008), Seasonal variations of CO2 near the trpopause observed by commercial aircrafts, J. Geophys. Res., 113(D23301), doi:10.1029/2008JD010568.
- Sawa, Y., T. Machida, and H. Matsueda (2012), Aircraft observation of the seasonal variation in the transport of CO2 in the upper atmosphere, J. Geophys. Res., 117(D05305), doi:10.1029/2011JD016933.
- Niwa Y. et al. (2012), Imposing strong constraints on tropical terrestrial CO2 fluxes using passenger aircraft based measurements, J. Geophys. Res., 117(D11303), doi:10.1029/2012JD017474.
- Umezawa T. et al. (2018), Seasonal evaluation of tropospheric CO2 over the Asia-Pacific region observed by the CONTRAIL commercial airliner measurements, Atmos. Chem. Phys., 18, 14851–14866, doi:10.5194/acp-18-14851-2018.
- Umezawa T. et al. (2020), Statistical characterization of urban CO2 emission signals observed by commercial airliner measurements, Scientific Reports, 10, 7963, doi:10.1038/s41598-020-64769-9.
ASE
- Multi species:
Sawa Y. et al. (2015), Seasonal changes of CO2, CH4, N2O, and SF6 in the upper troposphere/lower stratosphere over the Eurasian continent observed by commercial airliner, Geophys. Res. Lett., 42, doi:10.1002/2014GL062734. - CO2:
Matsueda, H., T. Machida, Y. Sawa, Y. Niwa (2015), Long‐term change of CO2 latitudinal distribution in the upper troposphere, Geophys. Res. Lett., 42, doi:10.1002/2014GL062768. - CH4:
Umezawa T. et al. (2012), Carbon and hydrogen isotopic ratios of atmospheric methane in the upper troposphere over the Western Pacific, Atmos. Chem. Phys., 12, 8095-8113, doi:10.5194/acp-12-8095-2012. - N2O:
Ishijima K. et al. (2010), Stratospheric influence on the seasonal cycle of nitrous oxide in the upper troposphere as deduced from aircraft observations and model simulations, J. Geophys. Res., 115(D20308), doi:10.1029/2009JD013322. - CO:
Matsueda H. et al. (2019), Interannual Variation of Upper Tropospheric CO over the Western Pacific Linked with Indonesian Fires, SOLA, 15, 205–210, doi:10.2151/sola.2019-037.
