Carbon stock of the various carbon pools in Gerba-Dima moist Afromontane forest, South-western Ethiopia

Abstract Background Unlike in the developed countries, Ethiopia does not have carbon inventories and databank to monitor and enhance carbon sequestration potential of different forests. Only small efforts have been made so far to assess the biomass and soil carbon sequestration at micro-level. This...

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Main Authors: Abyot Dibaba, Teshome Soromessa, Bikila Workineh
Format: Article
Language:English
Published: BMC 2019-02-01
Series:Carbon Balance and Management
Subjects:
Online Access:http://link.springer.com/article/10.1186/s13021-019-0116-x
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author Abyot Dibaba
Teshome Soromessa
Bikila Workineh
author_facet Abyot Dibaba
Teshome Soromessa
Bikila Workineh
author_sort Abyot Dibaba
collection DOAJ
description Abstract Background Unlike in the developed countries, Ethiopia does not have carbon inventories and databank to monitor and enhance carbon sequestration potential of different forests. Only small efforts have been made so far to assess the biomass and soil carbon sequestration at micro-level. This study was carried out to obtain sufficient information about the carbon stock potential of Gerba-Dima forest in south-western Ethiopia. A total of 90 sample plots were laid by employing stratified random sampling. Nested plots were used to collect data of the four carbon pools. For trees with a diameter range of 5 cm < diameter < 20 cm, the carbon stock was assessed from a plot size of 49 m2 (7 m * 7 m). For trees with a diameter range of 20 cm < diameter < 50 cm, the carbon stock was assessed from a plot size of 625 m2 (25 m * 25 m). For trees > 50 cm diameter, an additional larger sample of 35 * 35 m2 was used. Litter, herb and soil data were collected from 1 m2 subplot established at the center of each nested plot. To compute the above ground biomass carbon stock of trees and shrubs with DBH > 5 cm, their DBH and height were measured. The biomass carbon assessment of woody species having DBH < 5 cm, litter and herb were conducted by measuring their fresh weight in the field and dry weight in the laboratory. Results The mean total carbon stock density of Gerba-Dima forest was found to be 508.9 tons carbon ha−1, out of which 243.8, 45.97, 0.03 and 219.1 tons carbon ha−1 were stored in the above ground biomass, below ground biomass, litter biomass and soil organic carbon, respectively. Conclusions The existence of high carbon stock in the study forest shows the potential of the area for climate change mitigation. Thus, all stakeholders at the local and national level should work together to implement effective conservation measures and get benefit from the biocarbon fund.
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spelling doaj.art-07c0e20ec0d74a26854b1b58e3dbeda22022-12-22T01:59:57ZengBMCCarbon Balance and Management1750-06802019-02-0114111010.1186/s13021-019-0116-xCarbon stock of the various carbon pools in Gerba-Dima moist Afromontane forest, South-western EthiopiaAbyot Dibaba0Teshome Soromessa1Bikila Workineh2College of Natural Sciences, Department of Biology, Debre Berhan UniversityCenter for Environmental Science, Addis Ababa UniversityCollege of Natural Sciences, Department of Plant Biology and Biodiversity Management, Addis Ababa UniversityAbstract Background Unlike in the developed countries, Ethiopia does not have carbon inventories and databank to monitor and enhance carbon sequestration potential of different forests. Only small efforts have been made so far to assess the biomass and soil carbon sequestration at micro-level. This study was carried out to obtain sufficient information about the carbon stock potential of Gerba-Dima forest in south-western Ethiopia. A total of 90 sample plots were laid by employing stratified random sampling. Nested plots were used to collect data of the four carbon pools. For trees with a diameter range of 5 cm < diameter < 20 cm, the carbon stock was assessed from a plot size of 49 m2 (7 m * 7 m). For trees with a diameter range of 20 cm < diameter < 50 cm, the carbon stock was assessed from a plot size of 625 m2 (25 m * 25 m). For trees > 50 cm diameter, an additional larger sample of 35 * 35 m2 was used. Litter, herb and soil data were collected from 1 m2 subplot established at the center of each nested plot. To compute the above ground biomass carbon stock of trees and shrubs with DBH > 5 cm, their DBH and height were measured. The biomass carbon assessment of woody species having DBH < 5 cm, litter and herb were conducted by measuring their fresh weight in the field and dry weight in the laboratory. Results The mean total carbon stock density of Gerba-Dima forest was found to be 508.9 tons carbon ha−1, out of which 243.8, 45.97, 0.03 and 219.1 tons carbon ha−1 were stored in the above ground biomass, below ground biomass, litter biomass and soil organic carbon, respectively. Conclusions The existence of high carbon stock in the study forest shows the potential of the area for climate change mitigation. Thus, all stakeholders at the local and national level should work together to implement effective conservation measures and get benefit from the biocarbon fund.http://link.springer.com/article/10.1186/s13021-019-0116-xCarbonForestGerba-DimaEthiopia
spellingShingle Abyot Dibaba
Teshome Soromessa
Bikila Workineh
Carbon stock of the various carbon pools in Gerba-Dima moist Afromontane forest, South-western Ethiopia
Carbon Balance and Management
Carbon
Forest
Gerba-Dima
Ethiopia
title Carbon stock of the various carbon pools in Gerba-Dima moist Afromontane forest, South-western Ethiopia
title_full Carbon stock of the various carbon pools in Gerba-Dima moist Afromontane forest, South-western Ethiopia
title_fullStr Carbon stock of the various carbon pools in Gerba-Dima moist Afromontane forest, South-western Ethiopia
title_full_unstemmed Carbon stock of the various carbon pools in Gerba-Dima moist Afromontane forest, South-western Ethiopia
title_short Carbon stock of the various carbon pools in Gerba-Dima moist Afromontane forest, South-western Ethiopia
title_sort carbon stock of the various carbon pools in gerba dima moist afromontane forest south western ethiopia
topic Carbon
Forest
Gerba-Dima
Ethiopia
url http://link.springer.com/article/10.1186/s13021-019-0116-x
work_keys_str_mv AT abyotdibaba carbonstockofthevariouscarbonpoolsingerbadimamoistafromontaneforestsouthwesternethiopia
AT teshomesoromessa carbonstockofthevariouscarbonpoolsingerbadimamoistafromontaneforestsouthwesternethiopia
AT bikilaworkineh carbonstockofthevariouscarbonpoolsingerbadimamoistafromontaneforestsouthwesternethiopia