Search Results - "Lawrence, David M"

Diagnosing Present and Future Permafrost from Climate Models by Slater, Andrew G., Lawrence, David M.

“…Permafrost is a characteristic aspect of the terrestrial Arctic and the fate of near-surface permafrost over the next century is likely to exert strong…”
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Large influence of soil moisture on long-term terrestrial carbon uptake by Green, Julia K., Seneviratne, Sonia I., Berg, Alexis M., Findell, Kirsten L., Hagemann, Stefan, Lawrence, David M., Gentine, Pierre

“…Although the terrestrial biosphere absorbs about 25 per cent of anthropogenic carbon dioxide (CO 2 ) emissions, the rate of land carbon uptake remains highly…”
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Permafrost carbon–climate feedback is sensitive to deep soil carbon decomposability but not deep soil nitrogen dynamics by Koven, Charles D., Lawrence, David M., Riley, William J.

“…Permafrost soils contain enormous amounts of organic carbon whose stability is contingent on remaining frozen. With future warming, these soils may release…”
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Higher climatological temperature sensitivity of soil carbon in cold than warm climates by Koven, Charles D., Hugelius, Gustaf, Lawrence, David M., Wieder, William R.

“…Soil carbon release remains a highly uncertain climate feedback. Research now shows that the temperature control on carbon turnover is more sensitive in cold…”
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Carbon release through abrupt permafrost thaw by Turetsky, Merritt R., Abbott, Benjamin W., Jones, Miriam C., Anthony, Katey Walter, Olefeldt, David, Schuur, Edward A. G., Grosse, Guido, Kuhry, Peter, Hugelius, Gustaf, Koven, Charles, Lawrence, David M., Gibson, Carolyn, Sannel, A. Britta K., McGuire, A. David

“…The permafrost zone is expected to be a substantial carbon source to the atmosphere, yet large-scale models currently only simulate gradual changes in…”
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Role of Fire in the Global Land Water Budget during the Twentieth Century due to Changing Ecosystems by Li, Fang, Lawrence, David M.

“…Fire is a global phenomenon and the primary form of terrestrial ecosystem disturbance on a global scale. It is tightly coupled with climate, ecosystems, carbon…”
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Present‐day irrigation mitigates heat extremes by Thiery, Wim, Davin, Edouard L., Lawrence, David M., Hirsch, Annette L., Hauser, Mathias, Seneviratne, Sonia I.

“…Irrigation is an essential practice for sustaining global food production and many regional economies. Emerging scientific evidence indicates that irrigation…”
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Permafrost collapse is accelerating carbon release by Turetsky, Merritt R., Abbott, Benjamin W., Jones, Miriam C., Walter Anthony, Katey, Olefeldt, David, Schuur, Edward A. G., Koven, Charles, McGuire, A. David, Grosse, Guido, Kuhry, Peter, Hugelius, Gustaf, Lawrence, David M., Gibson, Carolyn, Sannel, A. Britta K.

“…The sudden collapse of thawing soils in the Arctic might double the warming from greenhouse gases released from tundra, warn Merritt R. Turetsky and…”
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Deforestation-induced climate change reduces carbon storage in remaining tropical forests by Li, Yue, Brando, Paulo M., Morton, Douglas C., Lawrence, David M., Yang, Hui, Randerson, James T.

“…Biophysical effects from deforestation have the potential to amplify carbon losses but are often neglected in carbon accounting systems. Here we use both Earth…”
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Warming of hot extremes alleviated by expanding irrigation by Thiery, Wim, Visser, Auke J., Fischer, Erich M., Hauser, Mathias, Hirsch, Annette L., Lawrence, David M., Lejeune, Quentin, Davin, Edouard L., Seneviratne, Sonia I.

“…Irrigation affects climate conditions – and especially hot extremes – in various regions across the globe. Yet how these climatic effects compare to other…”
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Dependence of the evolution of carbon dynamics in the northern permafrost region on the trajectory of climate change by McGuire, A. David, Lawrence, David M., Koven, Charles, Clein, Joy S., Burke, Eleanor, Chen, Guangsheng, Jafarov, Elchin, MacDougall, Andrew H., Marchenko, Sergey, Nicolsky, Dmitry, Peng, Shushi, Rinke, Annette, Ciais, Philippe, Gouttevin, Isabelle, Hayes, Daniel J., Ji, Duoying, Krinner, Gerhard, Moore, John C., Romanovsky, Vladimir, Schädel, Christina, Schaefer, Kevin, Schuur, Edward A. G., Zhuang, Qianlai

“…We conducted a model-based assessment of changes in permafrost area and carbon storage for simulations driven by RCP4.5 and RCP8.5 projections between 2010 and…”
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The Community Climate System Model Version 4 by Gent, Peter R., Danabasoglu, Gokhan, Donner, Leo J., Holland, Marika M., Hunke, Elizabeth C., Jayne, Steve R., Lawrence, David M., Neale, Richard B., Rasch, Philip J., Vertenstein, Mariana, Worley, Patrick H., Yang, Zong-Liang, Zhang, Minghua

“…The fourth version of the Community Climate System Model (CCSM4) was recently completed and released to the climate community. This paper describes…”
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Improving the representation of hydrologic processes in Earth System Models by Clark, Martyn P., Fan, Ying, Lawrence, David M., Adam, Jennifer C., Bolster, Diogo, Gochis, David J., Hooper, Richard P., Kumar, Mukesh, Leung, L. Ruby, Mackay, D. Scott, Maxwell, Reed M., Shen, Chaopeng, Swenson, Sean C., Zeng, Xubin

“…Many of the scientific and societal challenges in understanding and preparing for global environmental change rest upon our ability to understand and predict…”
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The potential to reduce uncertainty in regional runoff projections from climate models by Lehner, Flavio, Wood, Andrew W., Vano, Julie A., Lawrence, David M., Clark, Martyn P., Mankin, Justin S.

“…Increasingly, climate change impact assessments rely directly on climate models. Assessments of future water security depend in part on how the land model…”
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Improving canopy processes in the Community Land Model version 4 (CLM4) using global flux fields empirically inferred from FLUXNET data by Bonan, Gordon B., Lawrence, Peter J., Oleson, Keith W., Levis, Samuel, Jung, Martin, Reichstein, Markus, Lawrence, David M., Swenson, Sean C.

“…The Community Land Model version 4 (CLM4) overestimates gross primary production (GPP) compared with data‐driven estimates and other process models. We use…”
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Impact of fire on global land surface air temperature and energy budget for the 20th century due to changes within ecosystems by Li, Fang, Lawrence, David M, Bond-Lamberty, Ben

“…Fire is a global phenomenon and tightly interacts with the biosphere and climate. This study provides the first quantitative assessment and understanding of…”
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Simulation of Present-Day and Future Permafrost and Seasonally Frozen Ground Conditions in CCSM4 by Lawrence, David M., Slater, Andrew G., Swenson, Sean C.

“…The representation of permafrost and seasonally frozen ground and their projected twenty-first century trends is assessed in the Community Climate System…”
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Utilizing SMAP Soil Moisture Data to Constrain Irrigation in the Community Land Model by Felfelani, Farshid, Pokhrel, Yadu, Guan, Kaiyu, Lawrence, David M.

“…Irrigation representation in land surface models has been advanced over the past decade, but the soil moisture (SM) data from SMAP satellite have not yet been…”
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contribution of snow condition trends to future ground climate by Lawrence, David M, Slater, Andrew G

“…Global climate models predict that terrestrial northern high-latitude snow conditions will change substantially over the twenty-first century. Results from a…”
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The International Land Model Benchmarking (ILAMB) System: Design, Theory, and Implementation by Collier, Nathan, Hoffman, Forrest M., Lawrence, David M., Keppel‐Aleks, Gretchen, Koven, Charles D., Riley, William J., Mu, Mingquan, Randerson, James T.

“…The increasing complexity of Earth system models has inspired efforts to quantitatively assess model fidelity through rigorous comparison with best available…”
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