Paleobioindicators from the world's end: Ostracods and chironomids from Quaternary lacustrine environments of the southern tip of South American
Paleobioindicators from the world's end: Ostracods and chironomids from Quaternary lacustrine environments of the southern tip of South American The main goal of this contribution is to summarize our current knowledge on paleolimnological research in Argentina using bioproxies, particularly ost...
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ftunibueairesbd:paper:paper_16697316_v21_n2_p97_Laprida 2023-05-15T13:42:26+02:00 Paleobioindicators from the world's end: Ostracods and chironomids from Quaternary lacustrine environments of the southern tip of South American Laprida, Cecilia Ramon Mercau, Maria Josefina 2014 https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_16697316_v21_n2_p97_Laprida https://hdl.handle.net/20.500.12110/paper_16697316_v21_n2_p97_Laprida unknown https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_16697316_v21_n2_p97_Laprida http://hdl.handle.net/20.500.12110/paper_16697316_v21_n2_p97_Laprida Argentina Chironomids Late Quaternary Ostracods Paleolimnology 2014 ftunibueairesbd https://doi.org/20.500.12110/paper_16697316_v21_n2_p97_Laprida 2023-02-16T02:02:12Z Paleobioindicators from the world's end: Ostracods and chironomids from Quaternary lacustrine environments of the southern tip of South American The main goal of this contribution is to summarize our current knowledge on paleolimnological research in Argentina using bioproxies, particularly ostracods (Crustacea) and chironomids (Diptera). Additionally, we present our perspective on the strengths and weaknesses of the major approaches to reconstruct past climate from these biological proxies. Ostracod and chironomid assemblages are powerful tools in Paleolimnology. These arthropods live in continental waters where they can reflect climate and environmental changes because of their high sensitivity to variations in the physical and chemical parameters controlling aquatic systems. Based on their modern ecological requirements it is possible to apply numerical, multivariate, and qualitative techniques to reconstruct some key parameters of late Quaternary environments. For the past 20 years, the use of modern and fossil ostracods and chironomids has increased significantly allowing the development of robust and unbiased high-resolution environmental reconstructions including climate applying multivariate approaches (i.e., transfer functions) and qualitative interpretations. Indicator species often consolidate investigations. The combination of biological, physical, and chemical proxies provides a network of independent data that allow the comprehensive understanding of late Quaternary continental aquatic ecosystems. Ostracods and chironomids have permitted not only to recognize long- and midterm climate and environmental trends but also high frequency climatic events of global interest, like the Younger Dryas (YD), the Antarctic Cold Reversal (ACR), the "4,2ka Dry Event", and the Little Ice Age (LIA), as well as climate changes occurred during the 20th century, including anthropogenic impact. Most of these studies have been performed in North America and southern Patagonia of Argentina, permitting to reconstruct the ... Other/Unknown Material Antarc* Antarctic Biblioteca Digital FCEN-UBA (Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires) Antarctic Argentina Patagonia The Antarctic World's End ENVELOPE(-58.042,-58.042,-61.842,-61.842) |
institution |
Open Polar |
collection |
Biblioteca Digital FCEN-UBA (Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires) |
op_collection_id |
ftunibueairesbd |
language |
unknown |
topic |
Argentina Chironomids Late Quaternary Ostracods Paleolimnology |
spellingShingle |
Argentina Chironomids Late Quaternary Ostracods Paleolimnology Laprida, Cecilia Ramon Mercau, Maria Josefina Paleobioindicators from the world's end: Ostracods and chironomids from Quaternary lacustrine environments of the southern tip of South American |
topic_facet |
Argentina Chironomids Late Quaternary Ostracods Paleolimnology |
description |
Paleobioindicators from the world's end: Ostracods and chironomids from Quaternary lacustrine environments of the southern tip of South American The main goal of this contribution is to summarize our current knowledge on paleolimnological research in Argentina using bioproxies, particularly ostracods (Crustacea) and chironomids (Diptera). Additionally, we present our perspective on the strengths and weaknesses of the major approaches to reconstruct past climate from these biological proxies. Ostracod and chironomid assemblages are powerful tools in Paleolimnology. These arthropods live in continental waters where they can reflect climate and environmental changes because of their high sensitivity to variations in the physical and chemical parameters controlling aquatic systems. Based on their modern ecological requirements it is possible to apply numerical, multivariate, and qualitative techniques to reconstruct some key parameters of late Quaternary environments. For the past 20 years, the use of modern and fossil ostracods and chironomids has increased significantly allowing the development of robust and unbiased high-resolution environmental reconstructions including climate applying multivariate approaches (i.e., transfer functions) and qualitative interpretations. Indicator species often consolidate investigations. The combination of biological, physical, and chemical proxies provides a network of independent data that allow the comprehensive understanding of late Quaternary continental aquatic ecosystems. Ostracods and chironomids have permitted not only to recognize long- and midterm climate and environmental trends but also high frequency climatic events of global interest, like the Younger Dryas (YD), the Antarctic Cold Reversal (ACR), the "4,2ka Dry Event", and the Little Ice Age (LIA), as well as climate changes occurred during the 20th century, including anthropogenic impact. Most of these studies have been performed in North America and southern Patagonia of Argentina, permitting to reconstruct the ... |
author |
Laprida, Cecilia Ramon Mercau, Maria Josefina |
author_facet |
Laprida, Cecilia Ramon Mercau, Maria Josefina |
author_sort |
Laprida, Cecilia |
title |
Paleobioindicators from the world's end: Ostracods and chironomids from Quaternary lacustrine environments of the southern tip of South American |
title_short |
Paleobioindicators from the world's end: Ostracods and chironomids from Quaternary lacustrine environments of the southern tip of South American |
title_full |
Paleobioindicators from the world's end: Ostracods and chironomids from Quaternary lacustrine environments of the southern tip of South American |
title_fullStr |
Paleobioindicators from the world's end: Ostracods and chironomids from Quaternary lacustrine environments of the southern tip of South American |
title_full_unstemmed |
Paleobioindicators from the world's end: Ostracods and chironomids from Quaternary lacustrine environments of the southern tip of South American |
title_sort |
paleobioindicators from the world's end: ostracods and chironomids from quaternary lacustrine environments of the southern tip of south american |
publishDate |
2014 |
url |
https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_16697316_v21_n2_p97_Laprida https://hdl.handle.net/20.500.12110/paper_16697316_v21_n2_p97_Laprida |
long_lat |
ENVELOPE(-58.042,-58.042,-61.842,-61.842) |
geographic |
Antarctic Argentina Patagonia The Antarctic World's End |
geographic_facet |
Antarctic Argentina Patagonia The Antarctic World's End |
genre |
Antarc* Antarctic |
genre_facet |
Antarc* Antarctic |
op_relation |
https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_16697316_v21_n2_p97_Laprida http://hdl.handle.net/20.500.12110/paper_16697316_v21_n2_p97_Laprida |
op_doi |
https://doi.org/20.500.12110/paper_16697316_v21_n2_p97_Laprida |
_version_ |
1766167817018671104 |