AUTHOR=Wang Yujia , Gan Jing , Guo Fuyou , Dong Erwei , Liu Jiafu , Zhao Wenqi 

TITLE=From 2000 to 2022 evaluate of land ecological security and reveal obstacle factors in Heilongjiang Province

JOURNAL=Frontiers in Earth Science

VOLUME=Volume 13 - 2025

YEAR=2025

URL=https://www.frontiersin.org/journals/earth-science/articles/10.3389/feart.2025.1520159

DOI=10.3389/feart.2025.1520159

ISSN=2296-6463