Carbon accumulation in Amazonian floodplain lakes: A significant component of amazon budgets?
The Amazon floodplains cover approximately 10% of the Amazon Basin and are composed of predominantly anoxic sediments that may store large amounts of carbon. Our study combines 210Pb derived sedimentation rates from four recently analyzed sediment cores (n = 4) with previously published organic carb...
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ftusouthflorida:oai:digitalcommons.usf.edu:fac_publications-2081 2023-07-30T04:01:41+02:00 Carbon accumulation in Amazonian floodplain lakes: A significant component of amazon budgets? Sanders, Luciana M. Taffs, Kathryn H. Stokes, Debra J. Sanders, Christian J. Smoak, Joseph M. Enrich-Prast, Alex Macklin, Paul A. Santos, Isaac R. Marotta, Humberto 2017-01-01T08:00:00Z https://digitalcommons.usf.edu/fac_publications/1081 https://login.ezproxy.lib.usf.edu/login?url=http://onlinelibrary.wiley.com/doi/10.1002/lol2.10034/full unknown Digital Commons @ University of South Florida https://digitalcommons.usf.edu/fac_publications/1081 https://login.ezproxy.lib.usf.edu/login?url=http://onlinelibrary.wiley.com/doi/10.1002/lol2.10034/full http://creativecommons.org/licenses/by-nc-nd/4.0/ USF St. Petersburg campus Faculty Publications Amazon Floodplain lakes Carbon accumulation Environmental Sciences text 2017 ftusouthflorida 2023-07-13T20:57:31Z The Amazon floodplains cover approximately 10% of the Amazon Basin and are composed of predominantly anoxic sediments that may store large amounts of carbon. Our study combines 210Pb derived sedimentation rates from four recently analyzed sediment cores (n = 4) with previously published organic carbon (OC) burial estimates (n = 18) to provide a broad, first order estimate of carbon accumulation in Amazon floodplain lakes. The OC burial rates were 266 ± 57 g C m−2 yr−1. This rate is several folds greater than those reported for lakes in arctic, boreal, temperate, and tropical regions. The large amount and spatial variation of OC burial rates in these floodplain lakes highlights the need for increased sampling efforts to better measure these potentially important components of the Amazon Basin carbon budget. Text Arctic University of South Florida St. Petersburg: Digital USFSP Arctic |
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University of South Florida St. Petersburg: Digital USFSP |
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ftusouthflorida |
language |
unknown |
topic |
Amazon Floodplain lakes Carbon accumulation Environmental Sciences |
spellingShingle |
Amazon Floodplain lakes Carbon accumulation Environmental Sciences Sanders, Luciana M. Taffs, Kathryn H. Stokes, Debra J. Sanders, Christian J. Smoak, Joseph M. Enrich-Prast, Alex Macklin, Paul A. Santos, Isaac R. Marotta, Humberto Carbon accumulation in Amazonian floodplain lakes: A significant component of amazon budgets? |
topic_facet |
Amazon Floodplain lakes Carbon accumulation Environmental Sciences |
description |
The Amazon floodplains cover approximately 10% of the Amazon Basin and are composed of predominantly anoxic sediments that may store large amounts of carbon. Our study combines 210Pb derived sedimentation rates from four recently analyzed sediment cores (n = 4) with previously published organic carbon (OC) burial estimates (n = 18) to provide a broad, first order estimate of carbon accumulation in Amazon floodplain lakes. The OC burial rates were 266 ± 57 g C m−2 yr−1. This rate is several folds greater than those reported for lakes in arctic, boreal, temperate, and tropical regions. The large amount and spatial variation of OC burial rates in these floodplain lakes highlights the need for increased sampling efforts to better measure these potentially important components of the Amazon Basin carbon budget. |
format |
Text |
author |
Sanders, Luciana M. Taffs, Kathryn H. Stokes, Debra J. Sanders, Christian J. Smoak, Joseph M. Enrich-Prast, Alex Macklin, Paul A. Santos, Isaac R. Marotta, Humberto |
author_facet |
Sanders, Luciana M. Taffs, Kathryn H. Stokes, Debra J. Sanders, Christian J. Smoak, Joseph M. Enrich-Prast, Alex Macklin, Paul A. Santos, Isaac R. Marotta, Humberto |
author_sort |
Sanders, Luciana M. |
title |
Carbon accumulation in Amazonian floodplain lakes: A significant component of amazon budgets? |
title_short |
Carbon accumulation in Amazonian floodplain lakes: A significant component of amazon budgets? |
title_full |
Carbon accumulation in Amazonian floodplain lakes: A significant component of amazon budgets? |
title_fullStr |
Carbon accumulation in Amazonian floodplain lakes: A significant component of amazon budgets? |
title_full_unstemmed |
Carbon accumulation in Amazonian floodplain lakes: A significant component of amazon budgets? |
title_sort |
carbon accumulation in amazonian floodplain lakes: a significant component of amazon budgets? |
publisher |
Digital Commons @ University of South Florida |
publishDate |
2017 |
url |
https://digitalcommons.usf.edu/fac_publications/1081 https://login.ezproxy.lib.usf.edu/login?url=http://onlinelibrary.wiley.com/doi/10.1002/lol2.10034/full |
geographic |
Arctic |
geographic_facet |
Arctic |
genre |
Arctic |
genre_facet |
Arctic |
op_source |
USF St. Petersburg campus Faculty Publications |
op_relation |
https://digitalcommons.usf.edu/fac_publications/1081 https://login.ezproxy.lib.usf.edu/login?url=http://onlinelibrary.wiley.com/doi/10.1002/lol2.10034/full |
op_rights |
http://creativecommons.org/licenses/by-nc-nd/4.0/ |
_version_ |
1772812453008113664 |