Impact of brackish water aquaculture and mangrove degradation on global carbon balance: a review

One of the most productive and supportive ecosystems, the mangroves, have faced a sharp decline of 1.04 million hectares globally, mostly due to population pressure and environmental changes related to the recent effects of global warming and climate change. The loss of area, species migration, alte...

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Main Authors: Rajarshi Mitra, Varsha Sikder
Format: Article
Language:English
Published: Association for Promotion of Holistic Approach to Environment 2023-03-01
Series:The Holistic Approach to Environment
Subjects:
Online Access:https://casopis.hrcpo.com/wp-content/uploads/2023/02/Mitra-et-al_HAE_13_2023_2.pdf
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author Rajarshi Mitra
Varsha Sikder
author_facet Rajarshi Mitra
Varsha Sikder
author_sort Rajarshi Mitra
collection DOAJ
description One of the most productive and supportive ecosystems, the mangroves, have faced a sharp decline of 1.04 million hectares globally, mostly due to population pressure and environmental changes related to the recent effects of global warming and climate change. The loss of area, species migration, altered ecological services etc. are among the most discussed concerns, as evident from the volumes of literatures. However, these issues have overshadowed the fact that along with biodiversity, globally we are losing an important and efficient carbon sink - the mangrove lands. The lost mangrove patches and their conversion to aquaculture, agriculture, or simply settlement areas significantly alter the carbon budget. Sometimes conversion of mangroves to agriculture or aquaculture farms even reverses the roles and the sink has been reported to have become a source of carbon - alternatively known as blue carbon emission. This article provides an overview of the impacts of coastal aquacultures, particularly established in expense of mangrove lands and its consequence on global carbon budget. It has been observed that this globally predominant land use change practices not only significantly reduce the carbon sink capacity but also frequently act as indirect source of the same.
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spelling doaj.art-8643ae5d06d5404a97339c1af4403a012023-03-17T06:56:49ZengAssociation for Promotion of Holistic Approach to EnvironmentThe Holistic Approach to Environment1848-00712023-03-01132768210.33765/thate.13.2.4Impact of brackish water aquaculture and mangrove degradation on global carbon balance: a reviewRajarshi Mitra0Varsha Sikder1Vivekananda College, Department of Environmental Science, Kolkata, West Bengal, IndiaUniversity of Calcutta, Department of Environmental Science, Kolkata, West Bengal, IndiaOne of the most productive and supportive ecosystems, the mangroves, have faced a sharp decline of 1.04 million hectares globally, mostly due to population pressure and environmental changes related to the recent effects of global warming and climate change. The loss of area, species migration, altered ecological services etc. are among the most discussed concerns, as evident from the volumes of literatures. However, these issues have overshadowed the fact that along with biodiversity, globally we are losing an important and efficient carbon sink - the mangrove lands. The lost mangrove patches and their conversion to aquaculture, agriculture, or simply settlement areas significantly alter the carbon budget. Sometimes conversion of mangroves to agriculture or aquaculture farms even reverses the roles and the sink has been reported to have become a source of carbon - alternatively known as blue carbon emission. This article provides an overview of the impacts of coastal aquacultures, particularly established in expense of mangrove lands and its consequence on global carbon budget. It has been observed that this globally predominant land use change practices not only significantly reduce the carbon sink capacity but also frequently act as indirect source of the same.https://casopis.hrcpo.com/wp-content/uploads/2023/02/Mitra-et-al_HAE_13_2023_2.pdfcarbon sequestrationblue carbonshrimp farmingmangrove
spellingShingle Rajarshi Mitra
Varsha Sikder
Impact of brackish water aquaculture and mangrove degradation on global carbon balance: a review
The Holistic Approach to Environment
carbon sequestration
blue carbon
shrimp farming
mangrove
title Impact of brackish water aquaculture and mangrove degradation on global carbon balance: a review
title_full Impact of brackish water aquaculture and mangrove degradation on global carbon balance: a review
title_fullStr Impact of brackish water aquaculture and mangrove degradation on global carbon balance: a review
title_full_unstemmed Impact of brackish water aquaculture and mangrove degradation on global carbon balance: a review
title_short Impact of brackish water aquaculture and mangrove degradation on global carbon balance: a review
title_sort impact of brackish water aquaculture and mangrove degradation on global carbon balance a review
topic carbon sequestration
blue carbon
shrimp farming
mangrove
url https://casopis.hrcpo.com/wp-content/uploads/2023/02/Mitra-et-al_HAE_13_2023_2.pdf
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