Search Results - "Lawrence, M D"

High Climate Sensitivity in the Community Earth System Model Version 2 (CESM2) by Gettelman, A., Hannay, C., Bacmeister, J. T., Neale, R. B., Pendergrass, A. G., Danabasoglu, G., Lamarque, J.‐F., Fasullo, J. T., Bailey, D. A., Lawrence, D. M., Mills, M. J.

“…The Community Earth System Model Version 2 (CESM2) has an equilibrium climate sensitivity (ECS) of 5.3 K. ECS is an emergent property of both climate feedbacks…”
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Contrasting urban and rural heat stress responses to climate change by Fischer, E. M., Oleson, K. W., Lawrence, D. M.

“…Hot temperatures in combination with high humidity cause human discomfort and may increase morbidity and mortality. A global climate model with an embedded…”
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A new fractional snow-covered area parameterization for the Community Land Model and its effect on the surface energy balance by Swenson, S. C., Lawrence, D. M.

“…One function of the Community Land Model (CLM4) is the determination of surface albedo in the Community Earth System Model (CESM1). Because the typical spatial…”
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The effect of vertically resolved soil biogeochemistry and alternate soil C and N models on C dynamics of CLM4 by Koven, C. D, Riley, W. J, Subin, Z. M, Tang, J. Y, Torn, M. S, Collins, W. D, Bonan, G. B, Lawrence, D. M, Swenson, S. C

“…Soils are a crucial component of the Earth system; they comprise a large portion of terrestrial carbon stocks, mediate the supply and demand of nutrients, and…”
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Climate change and the permafrost carbon feedback by Schuur, E. A. G., McGuire, A. D., Schädel, C., Grosse, G., Harden, J. W., Hayes, D. J., Hugelius, G., Koven, C. D., Kuhry, P., Lawrence, D. M., Natali, S. M., Olefeldt, D., Romanovsky, V. E., Schaefer, K., Turetsky, M. R., Treat, C. C., Vonk, J. E.

“…A large amount of organic carbon stored in frozen Arctic soils (permafrost) could be released as carbon dioxide and methane in a warming climate, which would…”
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A GRACE-based assessment of interannual groundwater dynamics in the Community Land Model by Swenson, S. C., Lawrence, D. M.

“…The estimation of groundwater storage variations is important for quantifying available water resources and managing storage surpluses to alleviate storage…”
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Permafrost thaw and resulting soil moisture changes regulate projected high-latitude CO2 and CH4 emissions by Lawrence, D M, Koven, C D, Swenson, S C, Riley, W J, Slater, A G

“…The fate of currently frozen permafrost carbon as high-latitude climate warms remains highly uncertain and existing models give widely varying estimates of the…”
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Improvements to the Community Land Model and their impact on the hydrological cycle by Oleson, K. W., Niu, G.-Y., Yang, Z.-L., Lawrence, D. M., Thornton, P. E., Lawrence, P. J., Stöckli, R., Dickinson, R. E., Bonan, G. B., Levis, S., Dai, A., Qian, T.

“…The Community Land Model version 3 (CLM3) is the land component of the Community Climate System Model (CCSM). CLM3 has energy and water biases resulting from…”
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Evaluation of the carbon cycle components in the Norwegian Earth System Model (NorESM) by Tjiputra, J. F, Roelandt, C, Bentsen, M, Lawrence, D. M, Lorentzen, T, Schwinger, J, Seland, Ã, Heinze, C

“…The recently developed Norwegian Earth System Model (NorESM) is employed for simulations contributing to the CMIP5 (Coupled Model Intercomparison Project phase…”
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Coupled Climate Responses to Recent Australian Wildfire and COVID‐19 Emissions Anomalies Estimated in CESM2 by Fasullo, J. T., Rosenbloom, N., Buchholz, R. R., Danabasoglu, G., Lawrence, D. M., Lamarque, J.‐F.

“…Multiple 50‐member ensemble simulations with the Community Earth System Model version 2 are performed to estimate the coupled climate responses to the…”
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Estimating the near-surface permafrost-carbon feedback on global warming by Schneider von Deimling, T, Meinshausen, M, Levermann, A, Huber, V, Frieler, K, Lawrence, D. M, Brovkin, V

“…Thawing of permafrost and the associated release of carbon constitutes a positive feedback in the climate system, elevating the effect of anthropogenic GHG…”
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Barriers to predicting changes in global terrestrial methane fluxes: analyses using CLM4Me, a methane biogeochemistry model integrated in CESM by Riley, W. J., Subin, Z. M., Lawrence, D. M., Swenson, S. C., Torn, M. S., Meng, L., Mahowald, N. M., Hess, P.

“…Terrestrial net CH4 surface fluxes often represent the difference between much larger gross production and consumption fluxes and depend on multiple physical,…”
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Observed 20th century desert dust variability: impact on climate and biogeochemistry by Mahowald, N. M., Kloster, S., Engelstaedter, S., Moore, J. K., Mukhopadhyay, S., McConnell, J. R., Albani, S., Doney, S. C., Bhattacharya, A., Curran, M. A. J., Flanner, M. G., Hoffman, F. M., Lawrence, D. M., Lindsay, K., Mayewski, P. A., Neff, J., Rothenberg, D., Thomas, E., Thornton, P. E., Zender, C. S.

“…Desert dust perturbs climate by directly and indirectly interacting with incoming solar and outgoing long wave radiation, thereby changing precipitation and…”
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Improved simulation of the terrestrial hydrological cycle in permafrost regions by the Community Land Model by Swenson, S. C., Lawrence, D. M., Lee, Hanna

“…Plausible predictions of future climate require realistic representations of past and current climate. Simulations of the distribution of permafrost in the…”
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Global Heat Uptake by Inland Waters by Vanderkelen, I., Lipzig, N. P. M., Lawrence, D. M., Droppers, B., Golub, M., Gosling, S. N., Janssen, A. B. G., Marcé, R., Schmied, H. Müller, Perroud, M., Pierson, D., Pokhrel, Y., Satoh, Y., Schewe, J., Seneviratne, S. I., Stepanenko, V. M., Tan, Z., Woolway, R. I., Thiery, W.

“…Heat uptake is a key variable for understanding the Earth system response to greenhouse gas forcing. Despite the importance of this heat budget, heat uptake by…”
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Improved modeling of permafrost dynamics in a GCM land-surface scheme by Nicolsky, D. J., Romanovsky, V. E., Alexeev, V. A., Lawrence, D. M.

“…Global climate models (GCM) are frequently used to understand and predict future climate change, but most GCMs do not attempt to represent permafrost dynamics…”
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Use of FLUXNET in the Community Land Model development by Stöckli, R., Lawrence, D. M., Niu, G.-Y., Oleson, K. W., Thornton, P. E., Yang, Z.-L., Bonan, G. B., Denning, A. S., Running, S. W.

“…The Community Land Model version 3 (CLM3.0) simulates land‐atmosphere exchanges in response to climatic forcings. CLM3.0 has known biases in the surface energy…”
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Diffuse Radiation Forcing Constraints on Gross Primary Productivity and Global Terrestrial Evapotranspiration by Chakraborty, T., Lee, X., Lawrence, D. M.

“…The diffuse radiation fertilization effect—the increase in plant productivity in the presence of higher diffuse radiation (K↓,d)—is an important yet…”
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An evaluation of deep soil configurations in the CLM3 for improved representation of permafrost by Alexeev, V. A., Nicolsky, D. J., Romanovsky, V. E., Lawrence, D. M.

“…A thin layer of soil used in many coupled global climate models does not resolve the heat reservoir represented by underlying ground material. Under…”
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Fire dynamics during the 20th century simulated by the Community Land Model by Kloster, S., Mahowald, N. M., Randerson, J. T., Thornton, P. E., Hoffman, F. M., Levis, S., Lawrence, P. J., Feddema, J. J., Oleson, K. W., Lawrence, D. M.

“…Fire is an integral Earth System process that interacts with climate in multiple ways. Here we assessed the parametrization of fires in the Community Land…”
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