AUTHOR=López-Blanco Efrén , Väisänen Maria , Salmon Elodie , Jones Cheristy P. , Schmidt Niels M. , Marttila Hannu , Lohila Annalea , Juutinen Sari , Scheller Johan , Christensen Torben R. TITLE=The net ecosystem carbon balance (NECB) at catchment scales in the Arctic JOURNAL=Frontiers in Environmental Science VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/environmental-science/articles/10.3389/fenvs.2025.1544586 DOI=10.3389/fenvs.2025.1544586 ISSN=2296-665X