Effects of climate change and human activities on vegetation net primary productivity: a case study of Henan Province, China
Net primary productivity (NPP) is a key indicator of the carbon-sink capacity of terrestrial ecosystems. Annual MODIS NPP data from 2001 to 2024 were used to characterize the spatiotemporal dynamics, stability, and future trajectories of NPP in Henan Province using Theil-Sen trend analysis, the Mann-Kendall test, the...