AUTHOR=Kerhoulas Lucy , Chin Alana , Csank Adam , Mathias Justin TITLE=Editorial: Understanding forest ecosystems: the use of stable isotopes and physiological measurements JOURNAL=Frontiers in Forests and Global Change VOLUME=6 YEAR=2023 URL=https://www.frontiersin.org/journals/forests-and-global-change/articles/10.3389/ffgc.2023.1248734 DOI=10.3389/ffgc.2023.1248734 ISSN=2624-893X