Search Results - "Kolb, Thomas E."

How is water-use efficiency of terrestrial ecosystems distributed and changing on Earth? by Tang, Xuguang, Li, Hengpeng, Desai, Ankur R., Nagy, Zoltan, Luo, Juhua, Kolb, Thomas E., Olioso, Albert, Xu, Xibao, Yao, Li, Kutsch, Werner, Pilegaard, Kim, Köstner, Barbara, Ammann, Christof

“…A better understanding of ecosystem water-use efficiency (WUE) will help us improve ecosystem management for mitigation as well as adaption to global…”
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Drought predisposes piñon–juniper woodlands to insect attacks and mortality by Gaylord, Monica L., Kolb, Thomas E., Pockman, William T., Plaut, Jennifer A., Yepez, Enrico A., Macalady, Alison K., Pangle, Robert E., McDowell, Nate G.

“…To test the hypothesis that drought predisposes trees to insect attacks, we quantified the effects of water availability on insect attacks, tree resistance…”
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CO2 exchange and evapotranspiration across dryland ecosystems of southwestern North America by Biederman, Joel A., Scott, Russell L., Bell, Tom W., Bowling, David R., Dore, Sabina, Garatuza‐Payan, Jaime, Kolb, Thomas E., Krishnan, Praveena, Krofcheck, Dan J., Litvak, Marcy E., Maurer, Gregory E., Meyers, Tilden P., Oechel, Walter C., Papuga, Shirley A., Ponce‐Campos, Guillermo E., Rodriguez, Julio C., Smith, William K., Vargas, Rodrigo, Watts, Christopher J., Yepez, Enrico A., Goulden, Michael L.

“…Global‐scale studies suggest that dryland ecosystems dominate an increasing trend in the magnitude and interannual variability of the land CO2 sink. However,…”
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Mechanisms of piñon pine mortality after severe drought: a retrospective study of mature trees by Gaylord, Monica L, Kolb, Thomas E, McDowell, Nate G

“…Conifers have incurred high mortality during recent global-change-type drought(s) in the western USA. Mechanisms of drought-related tree mortality need to be…”
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Recovery of ponderosa pine ecosystem carbon and water fluxes from thinning and stand-replacing fire by Dore, Sabina, Montes-Helu, Mario, Hart, Stephen C., Hungate, Bruce A., Koch, George W., Moon, John B., Finkral, Alex J., Kolb, Thomas E.

“…Carbon uptake by forests is a major sink in the global carbon cycle, helping buffer the rising concentration of CO2 in the atmosphere, yet the potential for…”
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A new drought tipping point for conifer mortality by Kolb, Thomas E

“…(Huang et al 2015 Environ. Res. Lett. 10 024011) present a method for predicting mortality of ponderosa pine (Pinus ponderosa) and pinyon pine (Pinus edulis)…”
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Biophysical controls on carbon and water vapor fluxes across a grassland climatic gradient in the United States by Wagle, Pradeep, Xiao, Xiangming, Scott, Russell L., Kolb, Thomas E., Cook, David R., Brunsell, Nathaniel, Baldocchi, Dennis D., Basara, Jeffrey, Matamala, Roser, Zhou, Yuting, Bajgain, Rajen

“…•Spatial variability in carbon and water fluxes was mainly related to precipitation.•Gross primary production (GPP) showed larger variation than…”
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Managing climate change adaptation in forests: a case study from the U.S. Southwest by Kerhoulas, Lucy P., Kolb, Thomas E., Hurteau, Matthew D., Koch, George W.

“…1. Forest mortality related to climate change is an increasingly common global phenomenon. We provide a case study of the U.S. Southwest to investigate the…”
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Homeostatic maintenance of ponderosa pine gas exchange in response to stand density changes by McDowell, Nate G., Adams, Henry D., Bailey, John D., Hess, Marcey, Kolb, Thomas E.

“…Homeostatic maintenance of gas exchange optimizes carbon gain per water loss. Homeostasis is regulated by short-term physiological and long-term structural…”
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Wildfire severity and vegetation recovery drive post‐fire evapotranspiration in a southwestern pine‐oak forest, Arizona, USA by Poulos, Helen M., Barton, Andrew M., Koch, George W., Kolb, Thomas E., Thode, Andrea E., Disney, Mat, Levick, Shaun

“…Post‐fire stand water balance is a critical factor influencing tree regeneration and survival, which are often modulated by fire severity. We examined…”
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Tree growth response to drought and temperature in a mountain landscape in northern Arizona, USA by Adams, Henry D., Kolb, Thomas E.

“…Aim To understand how tree growth response to regional drought and temperature varies between tree species, elevations and forest types in a mountain…”
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Vegetation productivity responds to sub‐annual climate conditions across semiarid biomes by Barnes, Mallory L, Moran, M Susan, Scott, Russell L, Kolb, Thomas E, Guillermo E. Ponce‐Campos, Moore, David J P, Ross, Morgan A, Mitra, Bhaskar, Dore, Sabina

“…In the southwest United States, the current prolonged warm drought is similar to the predicted future climate change scenarios for the region. This study aimed…”
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Observed and anticipated impacts of drought on forest insects and diseases in the United States by Kolb, Thomas E., Fettig, Christopher J., Ayres, Matthew P., Bentz, Barbara J., Hicke, Jeffrey A., Mathiasen, Robert, Stewart, Jane E., Weed, Aaron S.

“…•Intense drought increases bark beetle outbreaks in arid forests of the western US.•Drought does not have a large role in bark beetle outbreaks in the eastern…”
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Native Riparian Tree Establishment Along the Regulated Dolores River, Colorado by Coble, Adam P., Kolb, Thomas E.

“…This study investigated influences of flow regulation of the Dolores River, Colorado, by McPhee Dam on establishment of 3 native riparian tree species (Populus…”
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Importance of resin ducts in reducing ponderosa pine mortality from bark beetle attack by Kane, Jeffrey M, Kolb, Thomas E

“…The relative importance of growth and defense to tree mortality during drought and bark beetle attacks is poorly understood. We addressed this issue by…”
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Riparian Tree Growth Response to Drought and Altered Streamflow along the Dolores River, Colorado by Coble, Adam P, Kolb, Thomas E

“…In the western United States, management to sustain riparian forests along regulated rivers will be challenged by future increases in drought and human water…”
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Tree size, stand density, and the source of water used across seasons by ponderosa pine in northern Arizona by Kerhoulas, Lucy P., Kolb, Thomas E., Koch, George W.

“…► We study seasonal water use, tree size, and stand density in ponderosa pines. ► Trees relied strongly on winter water, regardless of season, tree size, or…”
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A changing climate is snuffing out post‐fire recovery in montane forests by Rodman, Kyle C., Veblen, Thomas T., Battaglia, Mike A., Chambers, Marin E., Fornwalt, Paula J., Holden, Zachary A., Kolb, Thomas E., Ouzts, Jessica R., Rother, Monica T., McGill, Brian

“…Aim Climate warming is increasing fire activity in many of Earth’s forested ecosystems. Because fire is a catalyst for change, investigation of post‐fire…”
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Terrestrial carbon balance in a drier world: the effects of water availability in southwestern North America by Biederman, Joel A., Scott, Russell L., Goulden, Michael L., Vargas, Rodrigo, Litvak, Marcy E., Kolb, Thomas E., Yepez, Enrico A., Oechel, Walter C., Blanken, Peter D., Bell, Tom W., Garatuza-Payan, Jaime, Maurer, Gregory E., Dore, Sabina, Burns, Sean P.

“…Global modeling efforts indicate semiarid regions dominate the increasing trend and interannual variation of net CO₂ exchange with the atmosphere, mainly…”
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Prototype campaign assessment of disturbance‐induced tree loss effects on surface properties for atmospheric modeling by Villegas, Juan Camilo, Law, Darin J., Stark, Scott C., Minor, David M., Breshears, David D., Saleska, Scott R., Swann, Abigail L. S., Garcia, Elizabeth S., Bella, Elizabeth M., Morton, John M., Cobb, Neil S., Barron‐Gafford, Greg A., Litvak, Marcy E., Kolb, Thomas E.

“…Changes in large‐scale vegetation structure triggered by processes such as deforestation, wildfires, and tree die‐off alter surface structure, energy balance,…”
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