Nighttime dissolution in a temperate coastal ocean ecosystem increases under acidification.
Anthropogenic emissions of carbon dioxide (CO2) are causing ocean acidification, lowering seawater aragonite (CaCO3) saturation state (Ω arag), with potentially substantial impacts on marine ecosystems over the 21(st) Century. Calcifying organisms have exhibited reduced calcification under lower sat...
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ftcdlib:oai:escholarship.org/ark:/13030/qt1p48v7q4 2023-05-15T17:49:46+02:00 Nighttime dissolution in a temperate coastal ocean ecosystem increases under acidification. Kwiatkowski, Lester Gaylord, Brian Hill, Tessa Hosfelt, Jessica Kroeker, Kristy J Nebuchina, Yana Ninokawa, Aaron Russell, Ann D Rivest, Emily B Sesboüé, Marine Caldeira, Ken 22984 2016-03-18 application/pdf https://escholarship.org/uc/item/1p48v7q4 unknown eScholarship, University of California qt1p48v7q4 https://escholarship.org/uc/item/1p48v7q4 public Scientific reports, vol 6, iss 1 Acids Calcium Carbonate Carbon Dioxide Ecosystem Seawater Hydrogen-Ion Concentration Oceans and Seas Physical Phenomena Carbon Cycle article 2016 ftcdlib 2021-08-09T17:10:49Z Anthropogenic emissions of carbon dioxide (CO2) are causing ocean acidification, lowering seawater aragonite (CaCO3) saturation state (Ω arag), with potentially substantial impacts on marine ecosystems over the 21(st) Century. Calcifying organisms have exhibited reduced calcification under lower saturation state conditions in aquaria. However, the in situ sensitivity of calcifying ecosystems to future ocean acidification remains unknown. Here we assess the community level sensitivity of calcification to local CO2-induced acidification caused by natural respiration in an unperturbed, biodiverse, temperate intertidal ecosystem. We find that on hourly timescales nighttime community calcification is strongly influenced by Ω arag, with greater net calcium carbonate dissolution under more acidic conditions. Daytime calcification however, is not detectably affected by Ω arag. If the short-term sensitivity of community calcification to Ω arag is representative of the long-term sensitivity to ocean acidification, nighttime dissolution in these intertidal ecosystems could more than double by 2050, with significant ecological and economic consequences. Article in Journal/Newspaper Ocean acidification University of California: eScholarship |
institution |
Open Polar |
collection |
University of California: eScholarship |
op_collection_id |
ftcdlib |
language |
unknown |
topic |
Acids Calcium Carbonate Carbon Dioxide Ecosystem Seawater Hydrogen-Ion Concentration Oceans and Seas Physical Phenomena Carbon Cycle |
spellingShingle |
Acids Calcium Carbonate Carbon Dioxide Ecosystem Seawater Hydrogen-Ion Concentration Oceans and Seas Physical Phenomena Carbon Cycle Kwiatkowski, Lester Gaylord, Brian Hill, Tessa Hosfelt, Jessica Kroeker, Kristy J Nebuchina, Yana Ninokawa, Aaron Russell, Ann D Rivest, Emily B Sesboüé, Marine Caldeira, Ken Nighttime dissolution in a temperate coastal ocean ecosystem increases under acidification. |
topic_facet |
Acids Calcium Carbonate Carbon Dioxide Ecosystem Seawater Hydrogen-Ion Concentration Oceans and Seas Physical Phenomena Carbon Cycle |
description |
Anthropogenic emissions of carbon dioxide (CO2) are causing ocean acidification, lowering seawater aragonite (CaCO3) saturation state (Ω arag), with potentially substantial impacts on marine ecosystems over the 21(st) Century. Calcifying organisms have exhibited reduced calcification under lower saturation state conditions in aquaria. However, the in situ sensitivity of calcifying ecosystems to future ocean acidification remains unknown. Here we assess the community level sensitivity of calcification to local CO2-induced acidification caused by natural respiration in an unperturbed, biodiverse, temperate intertidal ecosystem. We find that on hourly timescales nighttime community calcification is strongly influenced by Ω arag, with greater net calcium carbonate dissolution under more acidic conditions. Daytime calcification however, is not detectably affected by Ω arag. If the short-term sensitivity of community calcification to Ω arag is representative of the long-term sensitivity to ocean acidification, nighttime dissolution in these intertidal ecosystems could more than double by 2050, with significant ecological and economic consequences. |
format |
Article in Journal/Newspaper |
author |
Kwiatkowski, Lester Gaylord, Brian Hill, Tessa Hosfelt, Jessica Kroeker, Kristy J Nebuchina, Yana Ninokawa, Aaron Russell, Ann D Rivest, Emily B Sesboüé, Marine Caldeira, Ken |
author_facet |
Kwiatkowski, Lester Gaylord, Brian Hill, Tessa Hosfelt, Jessica Kroeker, Kristy J Nebuchina, Yana Ninokawa, Aaron Russell, Ann D Rivest, Emily B Sesboüé, Marine Caldeira, Ken |
author_sort |
Kwiatkowski, Lester |
title |
Nighttime dissolution in a temperate coastal ocean ecosystem increases under acidification. |
title_short |
Nighttime dissolution in a temperate coastal ocean ecosystem increases under acidification. |
title_full |
Nighttime dissolution in a temperate coastal ocean ecosystem increases under acidification. |
title_fullStr |
Nighttime dissolution in a temperate coastal ocean ecosystem increases under acidification. |
title_full_unstemmed |
Nighttime dissolution in a temperate coastal ocean ecosystem increases under acidification. |
title_sort |
nighttime dissolution in a temperate coastal ocean ecosystem increases under acidification. |
publisher |
eScholarship, University of California |
publishDate |
2016 |
url |
https://escholarship.org/uc/item/1p48v7q4 |
op_coverage |
22984 |
genre |
Ocean acidification |
genre_facet |
Ocean acidification |
op_source |
Scientific reports, vol 6, iss 1 |
op_relation |
qt1p48v7q4 https://escholarship.org/uc/item/1p48v7q4 |
op_rights |
public |
_version_ |
1766156225726119936 |