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Extending the applicability of the REVEALS model for pollen-based vegetation reconstructions to coastal lagoons
- Source :
- The holocene, The holocene, London: Sage, 2019, 29 (7), pp.1109-1112. ⟨10.1177/0959683619838024⟩, The Holocene, The Holocene, 2019, 29 (7), pp.1109-1112. ⟨10.1177/0959683619838024⟩, The Holocene, London: Sage, 2019, 29 (7), pp.1109-1112. ⟨10.1177/0959683619838024⟩
- Publication Year :
- 2019
- Publisher :
- HAL CCSD, 2019.
-
Abstract
- Quantitative reconstruction of past plant abundance from fossil pollen data is still a challenging task for palynologists. During the last decades, mechanistic methods have been developed to convert pollen assemblages from peat and lake deposits into vegetation abundance at regional and local scale. Coastal areas are particularly sensitive to climate and environmental hazards. Thus, quantitative estimates of past vegetation are important to better understand their history and address potential effects of future environmental changes. However, assumptions of the mechanistic models of pollen dispersal and deposition originally designed for near-circular lakes and bogs located inland are violated when applied to coastal sites because of different basin shape and wind direction distribution. This study investigates how to adapt a model of pollen dispersal and deposition developed for lakes to coastal lagoons. A new geometry is defined, and it is demonstrated how some of the major formulas from previous models can be used without any modification in this singular context.
- Subjects :
- Palynology
010506 paleontology
Archeology
Global and Planetary Change
010504 meteorology & atmospheric sciences
Ecology
Paleontology
15. Life on land
medicine.disease_cause
01 natural sciences
13. Climate action
Abundance (ecology)
Pollen
medicine
Environmental science
14. Life underwater
Physical geography
medicine.symptom
Vegetation (pathology)
[SDU.STU.PG]Sciences of the Universe [physics]/Earth Sciences/Paleontology
ComputingMilieux_MISCELLANEOUS
0105 earth and related environmental sciences
Earth-Surface Processes
Subjects
Details
- Language :
- English
- ISSN :
- 09596836 and 14770911
- Database :
- OpenAIRE
- Journal :
- The holocene, The holocene, London: Sage, 2019, 29 (7), pp.1109-1112. ⟨10.1177/0959683619838024⟩, The Holocene, The Holocene, 2019, 29 (7), pp.1109-1112. ⟨10.1177/0959683619838024⟩, The Holocene, London: Sage, 2019, 29 (7), pp.1109-1112. ⟨10.1177/0959683619838024⟩
- Accession number :
- edsair.doi.dedup.....d1ce14e0371a11f26cc9013a09fba186