Paleoenvironment interpretation of a 1760 years B.P. old sediment in a mangrove area of the Bay of Guanabara, using pollen analysis
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| Format: | Artículo científico |
| Language: | en |
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Academia Brasileira de Ciências
2006
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| _version_ | 1876479168096501760 |
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| author | Luiz E.U. São-Thiago |
| author_facet | Luiz E.U. São-Thiago |
| contents | Paleoenvironment interpretation of a 1760 years B.P. old sediment in a mangrove area of the Bay of Guanabara, using pollen analysis Luiz E.U. São-Thiago Marcia A. Barros Ortrud M. Barth Multidisciplinaria (Ciencias Naturales y Exactas) pollen 1760 B mangrove Rio de Janeiro paleoenvironment A sediment sample was obtained at 122 cm from the top of a drilling core in the Guapimirim mangrove,Bay of Guanabara, and analyzed using pollen analysis. This muddy core reached a sandy ground at 133 cm.14C datation got the age of 1760 ± 50 years B.P. The most frequent pollen grains were mangrove species ofRhizophora mangle, Laguncularia racemosa and Avicennia schaueriana. Restinga and tropical rain forestvegetation was recognized behind the mangrove. After the last sea transgression at 2500 years B.P., the waterlevel lowered to its actual size, allowing the installation of this mangrove. 2006 artículo científico 0001-3765 https://www.redalyc.org/articulo.oa?id=32778204 en http://www.redalyc.org/revista.oa?id=327 Anais da Academia Brasileira de Ciências application/pdf Academia Brasileira de Ciências Anais da Academia Brasileira de Ciências (Brasil) Num.2 Vol.78 |
| format | Artículo científico |
| id | redalyc_32778204 |
| institution | Redalyc |
| language | en |
| publishDate | 2006 |
| publisher | Academia Brasileira de Ciências |
| spellingShingle | Paleoenvironment interpretation of a 1760 years B.P. old sediment in a mangrove area of the Bay of Guanabara, using pollen analysis Luiz E.U. São-Thiago Multidisciplinaria (Ciencias Naturales y Exactas) pollen 1760 B mangrove Rio de Janeiro paleoenvironment Paleoenvironment interpretation of a 1760 years B.P. old sediment in a mangrove area of the Bay of Guanabara, using pollen analysis Luiz E.U. São-Thiago Marcia A. Barros Ortrud M. Barth Multidisciplinaria (Ciencias Naturales y Exactas) pollen 1760 B mangrove Rio de Janeiro paleoenvironment A sediment sample was obtained at 122 cm from the top of a drilling core in the Guapimirim mangrove,Bay of Guanabara, and analyzed using pollen analysis. This muddy core reached a sandy ground at 133 cm.14C datation got the age of 1760 ± 50 years B.P. The most frequent pollen grains were mangrove species ofRhizophora mangle, Laguncularia racemosa and Avicennia schaueriana. Restinga and tropical rain forestvegetation was recognized behind the mangrove. After the last sea transgression at 2500 years B.P., the waterlevel lowered to its actual size, allowing the installation of this mangrove. 2006 artículo científico 0001-3765 https://www.redalyc.org/articulo.oa?id=32778204 en http://www.redalyc.org/revista.oa?id=327 Anais da Academia Brasileira de Ciências application/pdf Academia Brasileira de Ciências Anais da Academia Brasileira de Ciências (Brasil) Num.2 Vol.78 |
| title | Paleoenvironment interpretation of a 1760 years B.P. old sediment in a mangrove area of the Bay of Guanabara, using pollen analysis |
| topic | Multidisciplinaria (Ciencias Naturales y Exactas) pollen 1760 B mangrove Rio de Janeiro paleoenvironment |
| url | https://www.redalyc.org/articulo.oa?id=32778204 |