Carbon sequestration in agroforestry systems sciencedirect. Carbon sequestration in coffee agroforestry plantations of. Gupta forest soil and land reclamation division, forest research institute, dehradun 248 006 i ncrease of co 2 in atmosphere is attracting global concern. Afs has been proved to improve broaderlevel ecosystem services, including water quality enhancement, soil improvement, and carbon sequestration. Agroforestry systems may play vital role in mitigating. Thus, the importance of agroforestry systems afs is the landuse management. A choice modelling approach adetoye am, okojie lo and akerele d department of agricultural economics and farm management, federal university of agriculture abeokuta, nigeria. Agroforestry systems agroforestry systems subject category. Soil carbon sequestration in natural and managed tropical forest eco. Carbon sequestration potential of agroforestry systems opportunities and challenges. Greenhouse gas emissions and carbon sequestration by. Phytoremediation and carbon sequestration potential of agroforestry systems. Concentration of atmospheric co 2 can be lowered either by reducing emissions.
Assessment of carbon sequestration in agriculture and agroforestry systems 1985. Agroforestry can raise carbon c stocks of agricultural systems, and such increases can potentially be sold as co2 emission offsets. Carbon sequestration in tropical agroforestry systems. Agroforestry systems may play vital role in mitigating climate change. Carbon sequestration in agroforestry systems request pdf. The present investigation deals with effect of structural composition of agroforestry system, number. The conversion from pasturegrassland to agroforestry produced soil organic carbon increases of approximately 10 percent, on average. Carbon sequestration potential of agroforestry in africa. It is a compendium of original research articles, case studies, and regional overviews and summarizes the current state of knowledge on carbon sequestration potential of agroforestry systems. Carbon sequestration, and the extent to which it can be counted as a reduction in a nations carbon.
This study aimed to evaluate the changes in soil c and n stocks that were promoted by agroforestry agrosilvopastoral and silvopastoral and traditional agricultural systems slashandburn clearing and cultivation for two and three. Department of forestry, kumaun university, soban singh jeena campus, almora. The average carbon sequestration potential of agroforestry systems is estimated to be 25t. These multispecies production systems also impact the ecosystem processes favorably. Agrosilvopastoral and silvopastoral systems can increase carbon sequestration, offset greenhouse gas ghg emissions and reduce the carbon footprint generated by animal production. In agricultural systems, carbon is stored in above and belowground biomass and in soil.
Carbon sequestration in agricultural soils appendix a. We showed that agroforestry systems play an effective role in global carbon sequestration, involved in carbon capture. Contents a figures and tables b abbreviations i iii 1 1. Carbon sequestration potential of agroforestry systems in. Agroforestry practices and carbon sequestration cost estimates among forest land dependent households in nigeria. The c sequestration potentials of tropical agroforestry systems are highly variable.
Download it once and read it on your kindle device, pc, phones or tablets. Carbon sequestration potential is one of the promising but littlestudied characteristics of agroforestry systems. Soil carbon sequestration under agroforestry systems k. C sequestration through agroforestry is a potential viable option to add trees on the farm lands, alone or in association with crops. We assembled information on the biophysical, technical, economic, and practical potential of agroforestry to sequester c for the west african sahel, east africa, and. By deliberately integrating trees with cropand animalproduction systems, agroforestry systems offer a promising avenue for c storage and greenhouse gas ghg emissions in several of the managed terrestrial ecosystems around the. For a more detailed account of the woody species involved, see nair, 1983 d and nair et al. Conventionally, farmers have only grown a single crop on one field. The survey showed that village communities are dependent on agroforestry systems for income, employment opportunities and livelihood security. For smallholder agroforestry systems in the tropics, potential c sequestration rates range from 1. Opportunities and challenges advances in agroforestry book 8 kindle edition by b.
Techniques, methodologies and equipment see more details afss are believed to have a higher potential to sequester carbon c because of their perceived ability for greater capture and utilization of growth resources light, nutrients, and water than singlespecies crop or pasture. In agricultural landscapes, agroforestry systems can be used as an alternative for economically sound and environmentally friendly land use approach. The objective of this paper was to analyse c storage data in some tropical agroforestry systems and to discuss the role they can play in reducing the concentration of co 2 in the atmosphere. Consequently, a large number of estimates and reports on csequestration potential of various agroforestry systems under different ecological region have become available since the mid. Agroforestry refers to the production of crop, livestock, and tree. Coffee farmers consider with interest the conversion of their coffee monoculture into agf systems as an alternative to face the economical crisis of coffee prices, through diversification e. Pdf carbon sequestration potential of agroforestry. The concept of cs is the same across different landuse systems.
Because of its carbon sequestration potential, agroforestry has been for many years considered a leading agricultural practice for reducing climate impact. In the discussion on c storage potential of any landuse system. Uncertainties about the extent and permanence of carbon sequestration in these systems do still remain, but existing. The increase in atmospheric carbon dioxide co2 concentrations due to emissions from fossil fuel combustion is contributing to recent climate change which is among the major challenges facing the world.
Carbon sequestration in agroforestry systems article pdf available in advances in agronomy 108. Comparison of carbon sequestration potential in agricultural and afforestation farming systems. Yet, our understanding of the diversity attributes and carbon dynamics under agroforestry is not adequate. We showed that agroforestry systems play an effective role in global carbon sequestration, involved in carbon capture and the longterm storage of atmospheric carbon dioxide.
Abstract the importance of agroforestry systems as carbon sinks has recently been recognized due to the need of climate change mitigation. Agroforestry systems similar to the traditional shifting cultivation systems represent a valuable conservation tool for the amazon basin. Agroforestry systems and tree cover on agricultural land make an important contribution to climate change mitigation, but are not systematically accounted for in either global carbon budgets or. Agroforestry integrates agriculture with timber species and high diversity forest. Comparison of carbon sequestration potential in agricultural. Main effects of land management practices or land use on carbon sequestration. Carbon sequestration in forests congressional research service 2 for mitigating greenhouse gas emissionsand thus possible climate changeis to increase the amount of carbon stored in forests. Carbon sequestration potential of agroforestry systems is one such littlestudied area. Nicra manualseries 320 assessment of carbon sequestration in agriculture and agroforestry systems carbon sequestra agricul y systems ch. Climate and economic benefits of agroforestry systems. The c sequestration potential of agroforestry systems is estimated between 12 and 228 mg ha.
Pdf carbon sequestration in agroforestry systems ann. The c sequestration potential of agroforestry systems is estimated to be between 12 and 228 mgha albrecht and kandji 2008. Agroforestry systems may play an important role in mitigating climate change, having the ability to sequester atmospheric carbon dioxide co2 in plant parts and soil. Climate change is the most severe problem that we are facing today in agriculture production and human health. Assessment of carbon sequestration in agriculture and. Carbon sequestration potential of agroforestry systems agroforestry, the practice of introducing trees in farming has played a signi cant role in enhancing land productivity and improving. Soil carbon sequestration in natural and managed tropical. Carbon sequestration vs agroforestry trees kanglaonline. Pdf carbon sequestration potential of agroforestry systems. Soil carbon sequestration under chronosequences of.
Carbon sequestration is the process by which carbon is pulled from the atmosphere and stored elsewhere. Lal is professor and director of the carbon management and sequestration center, the ohio state university, columbus, oh 43210 usa. The objective of this study was to compare the carbon content in living biomass, soil 010, 1020, 2030 cm in depth, dead organic matter between a set of nonagroforestry and. Importance of agroforestry systems in carbon sequestration. A metaanalysis was carried out to investigate changes in soil organic carbon soc stocks at 015, 030, 060, 0100, and 0. Here, alley cropping walnut and soybeans is shown in missouri. The objective of this study was to compare the carbon content in living biomass, soil 010, 1020, 2030 cm in depth, dead organic matter between a. Carbon sequestration potential on agricultural lands. Agroforestry systems may play vital role in mitigating climate change agroforestry, on average, stores markedly more carbon than agriculture, researchers found. Carbon sequestration potential of agroforestry systems in india. Carbon sequestration through agroforestry in indigenous. The farming practice effect, number of estimates, and features in land management practices.
Oct 28, 2017 agroforestry systems may play an important role in mitigating climate change, having the ability to sequester atmospheric carbon dioxide co 2 in plant parts and soil. Estimation of soil organic carbon pool in agroforestry land use in uttarakhand state m. It involves the use of working tree practices that are intentionally planted and managed in rural landscapes and communities. Jul 20, 2016 agroforestry systems and tree cover on agricultural land make an important contribution to climate change mitigation, but are not systematically accounted for in either global carbon budgets or. Agroforestry systems afss are believed to have a higher potential to sequester carbon c because. Agroforestry systems have great potential as carbon c sinks, through c sequestration both above and belowground. It is estimated to be practiced over 1 billion hectares in developing countries, and to a lesser extent in the industrialized countries. World soil resources reports soil carbon sequestration for improved land management issn 05320488 food and. Agroforestry, climate change mitigation and livelihood. Phytoremediation and carbon sequestration potential of. Farmers involved in this type of projects get income from sold carbon credits as well as from other products that an agroforestry system could provide. Different plantbased systems to increase carbon sequestration 24 7.
We assembled information on the biophysical, technical, economic, and practical potential of agroforestry to sequester c for the west african sahel, east africa, and southern africa. Nov 26, 2014 the average carbon sequestration potential of agroforestry systems is estimated to be 25t. Although carbon sequestration is a focal theme of discussion in most agroforestry and climate conferences. Agroforestry is a new concept of land management, especially in north america. Agroforestry can also have an indirect effect on c sequestration when it helps decrease pressure on natural forests, which are the largest sink of terrestrial c. Agroforestry practices and carbon sequestration cost. Agroforestry systems may play an important role in mitigating climate change, having the ability to sequester atmospheric carbon dioxide co 2 in plant parts and soil.
Agroforestry the practice of growing trees and crops in interacting combinations is recognized worldwide as an integrated approach to sustainable landuse. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Soil carbon sequestration under agroforestry systems. Pdf soil carbon sequestration in agroforestry systems. Use features like bookmarks, note taking and highlighting while reading carbon sequestration potential of agroforestry systems. Carbon sequestration potential of agroforestry systems. This was in recognition of the perceived advantages of the large volume of above ground biomass agb and deep root systems of trees in accomplishing that task. The potential of coffee agroforestry agf systems to act as a sink for carbon c is of high interest. Agrosilvopastoral and silvopastoral systems can increase carbon sequestration, offset greenhouse gas ghg emissions and reduce the carbon footprint generated by. Also, there is a belief that crops cannot grow well. Soil organic carbon sequestration in agroforestry systems. Srinivas central research institute for dryland agriculture, santoshnagar, hyderabad 500 059 soil c sequestration carbon sequestration is essentially the process of transforming carbon in the air carbon dioxide or co 2 into stored soil carbon.
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