@Article{jecats-2026-14,
AUTHOR = {Piontek, D. and Widmaier, K. and Kirschler, S. and Cl\'ement, J. and Edeline, J. and Smretschnig, J. and Antonello, D. and Pihlak, T. and Dietm\"uller, S. and Matthes, S. and Dahlmann, K. and Yin, F. and Voigt, C.},
TITLE = {Towards the implementation of climate-optimized air traffic in Northern Europe: Feasibility and airspace constraints of pre-tactical contrail mitigation},
JOURNAL = {Journal of Environmentally Compatible Air Transport System Discussions},
VOLUME = {2026},
YEAR = {2026},
PAGES = {1--40},
URL = {https://jecats.copernicus.org/preprints/jecats-2026-14/},
DOI = {10.5194/jecats-2026-14}
}