AUTHOR=Zhou Kai , Wei Xinyu , Wang Yanjie , Wang Jinhui , Wang Zhifang , Zhang Yichuan TITLE=Spatiotemporal evolution and prediction of blue–green–grey-space carbon stocks in Henan Province, China JOURNAL=Frontiers in Environmental Science VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/environmental-science/articles/10.3389/fenvs.2025.1545455 DOI=10.3389/fenvs.2025.1545455 ISSN=2296-665X