Ocean Acidification: Calcifying Marine Organisms

Rising atmospheric carbon dioxide (CO2) concentration leading to ocean acidification is a threat to marine ecosystems and organisms. As atmospheric CO2 rises, CO2 is driven into the ocean. When CO2 combines with seawater it makes carbonic acid. Carbonic acid then breaks down to form a hydrogen ion...

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Main Authors: Joseph Henry, Joshua Patterson, Lisa Krimsky
Format: Article
Language:English
Published: The University of Florida George A. Smathers Libraries 2020-03-01
Series:EDIS
Online Access:https://journals.flvc.org/edis/article/view/115599
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author Joseph Henry
Joshua Patterson
Lisa Krimsky
author_facet Joseph Henry
Joshua Patterson
Lisa Krimsky
author_sort Joseph Henry
collection DOAJ
description Rising atmospheric carbon dioxide (CO2) concentration leading to ocean acidification is a threat to marine ecosystems and organisms. As atmospheric CO2 rises, CO2 is driven into the ocean. When CO2 combines with seawater it makes carbonic acid. Carbonic acid then breaks down to form a hydrogen ion and a bicarbonate ion. Excess hydrogen ions building up over time result in decreased seawater pH. Furthermore, the excess hydrogen ions combine with carbonate ions in the water, resulting in fewer available carbonate ions for marine calcifiers. These carbonate ions are an essential element for marine calcifiers and their decreased availability is of increasing concern. The overall change in pH and available carbonate ions has been shown to have direct impacts on physiology, behavior, and calcification rates of marine organisms. Coastal Florida boasts an abundance and diversity of calcifying organisms that stand to be impacted by the altered carbonate chemistry resulting from increased atmospheric CO2 levels. This publication will focus on the impacts of ocean acidification on Calcification. Specifically focusing on how calcification in corals, bivalves, echinoderms and planktonic organisms are being impacte.
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publisher The University of Florida George A. Smathers Libraries
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spelling doaj-art-37f70707f418492cb7f69cb8652a41a32025-02-08T05:48:57ZengThe University of Florida George A. Smathers LibrariesEDIS2576-00092020-03-0120202Ocean Acidification: Calcifying Marine OrganismsJoseph HenryJoshua Patterson0Lisa KrimskyUniversity of Florida Rising atmospheric carbon dioxide (CO2) concentration leading to ocean acidification is a threat to marine ecosystems and organisms. As atmospheric CO2 rises, CO2 is driven into the ocean. When CO2 combines with seawater it makes carbonic acid. Carbonic acid then breaks down to form a hydrogen ion and a bicarbonate ion. Excess hydrogen ions building up over time result in decreased seawater pH. Furthermore, the excess hydrogen ions combine with carbonate ions in the water, resulting in fewer available carbonate ions for marine calcifiers. These carbonate ions are an essential element for marine calcifiers and their decreased availability is of increasing concern. The overall change in pH and available carbonate ions has been shown to have direct impacts on physiology, behavior, and calcification rates of marine organisms. Coastal Florida boasts an abundance and diversity of calcifying organisms that stand to be impacted by the altered carbonate chemistry resulting from increased atmospheric CO2 levels. This publication will focus on the impacts of ocean acidification on Calcification. Specifically focusing on how calcification in corals, bivalves, echinoderms and planktonic organisms are being impacte. https://journals.flvc.org/edis/article/view/115599
spellingShingle Joseph Henry
Joshua Patterson
Lisa Krimsky
Ocean Acidification: Calcifying Marine Organisms
EDIS
title Ocean Acidification: Calcifying Marine Organisms
title_full Ocean Acidification: Calcifying Marine Organisms
title_fullStr Ocean Acidification: Calcifying Marine Organisms
title_full_unstemmed Ocean Acidification: Calcifying Marine Organisms
title_short Ocean Acidification: Calcifying Marine Organisms
title_sort ocean acidification calcifying marine organisms
url https://journals.flvc.org/edis/article/view/115599
work_keys_str_mv AT josephhenry oceanacidificationcalcifyingmarineorganisms
AT joshuapatterson oceanacidificationcalcifyingmarineorganisms
AT lisakrimsky oceanacidificationcalcifyingmarineorganisms