Jeffrey Warren Senior Staff Scientist Contact WARRENJM@ORNL.GOV All Publications Peatland Plant Community Changes in Annual Production and Composition Through 8 Years of Warming Manipulations Under Ambient and Elevated CO2 Atmospheres Photosynthetic capacity in middle-aged larch and spruce acclimates independently to experimental warming and elevated CO2 BTRIC Technical Support for Appalachia: FY 2024 Summary Report on Net Negative Carbon Building Demonstration with AgPod... Getting allometry right at the Oak Ridge free-air CO2 enrichment experiment: Old problems and new opportunities for global ch... Thermal, water, and land cover factors led to contrasting urban and rural vegetation resilience to extreme hot months Soil water percolation and nutrient fluxes as a function of topographical, seasonal and soil texture variation in Central Amazonia, Brazil New Opportunities for Neutrons in Environmental and Biological Sciences Experimental Whole-ecosystem Warming Enables Novel Estimation of Snow Cover and Depth Sensitivities to Temperature, and Quantification of the Snow-Albedo Feedback Effect Net Negative Carbon Neighborhood Demonstration... Integrating fine root diameter and watershed mapping to characterize rhizosphere hydrology Boreal conifers maintain carbon uptake with warming despite failure to track optimal temperatures The Complex, Unique, and Powerful Imaging Instrument for Dynamics (CUPI2D) at the Spallation Neutron Source (invited) Functional variability in specific root respiration translates to autotrophic differences in soil respiration in a temperate deciduous forest Amazon drought resilience – emerging results point to new empirical needs ORNL Second Target Station Project: Biological & Environmental Science Workshop Optimal stomatal theory predicts CO2 responses of stomatal conductance in both gymnosperm and angiosperm trees Influence of living grass Roots and endophytic fungal hyphae on soil hydraulic properties The roles of photochemical and non-photochemical quenching in regulating photosynthesis depend on the phases of fluctuating light conditions The roles of photochemical and non-photochemical quenching in regulating photosynthesis depend on the phases of fluctuating light conditions Dry Season Transpiration and Soil Water Dynamics in the Central Amazon Stem respiration and growth in a central Amazon rainforest... Hydrological feedbacks on peatland CH4 emission under warming and elevated CO2: A modeling study The physiological acclimation and growth response of Populus trichocarpa to warming Evaluation and Modification of ELM Seasonal Deciduous Phenology against Observations in a Southern Boreal Peatland Forest Hydraulically-vulnerable trees survive on deep-water access during droughts in a tropical forest... Pagination Current page 1 Page 2 Page 3 … Next page ›› Last page Last » Key Links Curriculum Vitae ORCID Organizations Biological and Environmental Systems Science Directorate Environmental Sciences Division Earth Systems Science Section Ecosystem Processes Group User Facilities High Flux Isotope Reactor Spallation Neutron Source
