AUTHOR=Lotz Simon , Bucheli Thomas D., Schmidt Hans-Peter , Hagemann Nikolas TITLE=Quantification of soil organic carbon: the challenge of biochar-induced spatial heterogeneity JOURNAL=Frontiers in Climate VOLUME=6 YEAR=2024 URL=https://www.frontiersin.org/journals/climate/articles/10.3389/fclim.2024.1344524 DOI=10.3389/fclim.2024.1344524 ISSN=2624-9553