Jitendra Kumar Senior R&D Staff Contact KUMARJ@ORNL.GOV All Publications Estimating heterotrophic respiration at large scales: challenges, approaches, and next steps... Addressing Numerical Challenges in Introducing a Reactive Transport Code into a Land Surface Model: A Biogeochemical Modeling... Coupling a Reactive Transport Code with a Global Land Surface Model for Mechanistic Biogeochemistry Representation: 1. Addressing the Challenge of Nonnegativity Addressing numerical challenges in introducing a reactive transport code into a land surface model: a biogeochemical modeling proof-of-concept with CLM–PFLOTRAN 1.0 Characterization and classification of vegetation canopy structure and distribution within the Great Smoky Mountains National... CTFS-ForestGEO: A Worldwide Network Monitoring Forests in an Era of Global Change... Root Structural and Functional Dynamics in Terrestrial Biosphere Models – Evaluation and Recommendations... Representativeness-Based Sampling Network Design for the State of Alaska... Identification and visualization of dominant patterns and anomalies in remotely sensed vegetation phenology using a parallel ... Sub-daily Statistical Downscaling of Meteorological Variables Using Neural Networks Cluster Analysis-Based Approaches for Geospatiotemporal Data Mining of Massive Data Sets for Identification of Forest Threats Parallel k-Means Clustering for Quantitative Ecoregion Delineation Using Large Data Sets... Data Mining in Earth System Science (DMESS 2011)... Geospatiotemporal Data Mining in an Early Warning System for Forest Threats in the United States Pagination First page « First Previous page ‹â¶Ä¹ Page 1 Page 2 Current page 3 Key Links Organizations Biological and Environmental Systems Science Directorate Environmental Sciences Division Earth Systems Science Section Earth System Modeling Group Climate Change Science Institute