the gradual melting away of a glacier from the surface of a landmass
Word origin
[1890–95; de- + glaciation]This word is first recorded in the period 1890–95. Other words that entered Englishat around the same time include: bootstrap, historicism, honky-tonk, masochism, wirelessde- is a prefix occurring in loanwords from Latin (decide); also used to indicate privation, removal, and separation (dehumidify), negation (demerit; derange), descent (degrade; deduce), reversal (detract), or intensity (decompound)
Examples of 'deglaciation' in a sentence
deglaciation
Many processes govern the deglaciation of ice sheets.
C. J. Berends, R. S. W. van de Wal 2016, 'A computationally efficient depression-filling algorithm for digital elevation models,applied to proglacial lake drainage', Geoscientific Model Developmenthttp://www.geosci-model-dev.net/9/4451/2016/gmd-9-4451-2016.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The features of shallowly buried soil horizons confirm increased aridity after the last deglaciation.
Marina Lebedeva, Alexander Makeev, Alexey Rusakov, Tatiana Romanis, Tamara Yanina,Redzhep Kurbanov, Pavel Kust, Evgeniy Varlamov 2018, 'Landscape Dynamics in the Caspian Lowlands Since the Last Deglaciation ReconstructedFrom the Pedosedimentary Sequence of Srednaya Akhtuba, Southern Russia', Geoscienceshttps://www.mdpi.com/2076-3263/8/12/492. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The formation of the basin and respective sedimentation processes began immediately after the deglaciation.
Švedas, Kęstutis, Česnulevičius, Algimantas 2010, 'Palaeogeography and evolution of the Dubičiai glaciolacustrine basin in southern Lithuania',Estonian Journal of Earth Scienceshttp://eap.ee/public/Estonian_Journal_of_Earth_Sciences/2010/issue_2/earth-2010-2-141-150.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
This indicates that changes in the glacial deep ocean already occur before the last deglaciation.
X. Zhang, G. Lohmann, G. Knorr, X. Xu 2013, 'Different ocean states and transient characteristics in Last Glacial Maximum simulationsand implications for deglaciation', Climate of the Pasthttp://www.clim-past.net/9/2319/2013/cp-9-2319-2013.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Ice-rafting had no significant values such as at early deglaciation phase.
V V Kostyleva, N P Chamov, S M Lyapunov, S Yu Sokolov, A E Kotelnikov 2016, 'COMPOSITION AND ORIGIN OF POSTGLACIAL BOTTOM SEDIMENTS FROM CENTRAL AND NORTHEASTERNPARTS OF THE BARENTS SEA (RUSSIAN SECTOR)', RUDN Journal of Engineering Researcheshttp://journals.rudn.ru/engineering-researches/article/view/15028. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The orientation of these end moraines bear witness to small oscillations and stagnations of the ice during general deglaciation.
G. Glückert 1974, 'On deglaciation between Pieksämäki and Pielavesi in central Finland', Bulletin of the Geological Society of Finlandhttp://www.geologinenseura.fi/bulletin/Volume46/sgs_bt_046_1_pages_043_051.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Many alpine areas are experiencing deglaciation, biogeochemical changes driven by temperaturerise, and changes in atmospheric deposition.
N. Mladenov, M. W. Williams, S. K. Schmidt, K. Cawley 2012, 'Atmospheric deposition as a source of carbon and nutrients to an alpine catchmentof the Colorado Rocky Mountains', Biogeoscienceshttp://www.biogeosciences.net/9/3337/2012/bg-9-3337-2012.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
During deglaciation, the largest methane emissions originated from degrading frozen soils of the mammoth steppe biome.
Sergey Zimov, Nikita Zimov 2014, 'Role of megafauna and frozen soil in the atmospheric CH4 dynamics.', PLoS ONEhttp://europepmc.org/articles/PMC3973675?pdf=render. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Findings reveal an enduring deglaciation resulting in a surface area reduction of nearly 93% until 2099.
M. Buttstädt, M. Möller, R. Iturraspe, C. Schneider 2009, 'Mass balance evolution of Martial Este Glacier, Tierra del Fuego (Argentina) for theperiod 1960–2099', Advances in Geoscienceshttp://www.adv-geosci.net/22/117/2009/adgeo-22-117-2009.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)