Fine-Scale NDVI Reconstruction Back to 1906 from Tree-Rings in the Greater Yellowstone EcosystemHang Li, James H. Speer, Ichchha Thapa|Forests|2021Cited by 11
Reconstructing and Mapping Annual Net Primary Productivity (NPP) Since 1940 Using Tree Rings in Southern Indiana, U.S.Hang Li, Ichchha Thapa, James H. Speer|Journal of Geophysical Research Biogeosciences|2024Cited by 6
Drivers of forest change in the Greater Yellowstone EcosystemErika M. Blomdahl, R. Justin DeRose, James H. Speer et al.|Journal of Vegetation Science|2022Cited by 6
Analyzing Resilience in the Greater Yellowstone Ecosystem after the 1988 Wildfire in the Western U.S. Using Remote Sensing and Soil DatabaseHang Li, Ichchha Thapa, James H. Speer|Land|2022Cited by 6
Mapping the Normalized Difference Vegetation Index for the Contiguous U.S. Since 1850 Using 391 Tree-Ring PlotsHang Li, Peilin Yang, Ichchha Thapa et al.|Remote Sensing|2024Cited by 5