We estimate, for the first time, the substantially. Given their relatively small area, mangroves and their organic sediments are of disproportionate importance to global carbon sequestration and carbon storage. Recent studies have identified mangrove forests as carbon c rich ecosystems, with substantial stocks of c found in both their living tree biomass and soils 14. The potential for mangrove carbon projects in viet nam executive summary 5 1. Rapid loss rates, combined with high carbon values means that, despite their small extent, mangroves may contribute 10% of total carbon emissions from deforestation donato et al. Cost of carbon sequestration using different techniques 2. Green payments for blue carbon nicholas institute for. In regards to that, research on carbon has extended not to the limits of determining only the carbon stock in trees, but rather also to other strata, such as understory vegetation, the litter layer, and soil, to. Mangroves excel at storing carbon news in science abc science.
Studying carbon sequestration in mangroves mangroves for. A global map highlighting a critical opportunity 2 contents executive summary 3 1. For many coastal communities, mangrove ecosystems provide livelihoods, essential sources of protein and coastal protection. Coastal landforms and accumulation of mangrove peat.
Above ground biomass and average sequestration for ca mau province. Coastal landforms and accumulation of mangrove peat increase. Our results highlight the global importance of mangrove conservation in this region. In other words, mangroves are natural carbonscrubbers, taking co2 out of the atmosphere and packing it away, for millennia or more, in their rich soils. Mangrove forests are threatened by landuse andor landcover change, as well as global climate change. The sequestered carbon by various forest ecosystems including mangroves in plants and soilsediment can be traded. Importantly also, guyanas coastal and riverine mangrove forests play significant roles in carbon sequestration and coastal protection. Some earlier studies attempted to derive estimates of global average carbon stocks and fluxes in mangrove forests e. Mangroves are known to sequester carbon at rates exceeding even those of other tropical forests. An economic analysis of carbon sequestration and storage. Estimates of carbon stocks and sequestration rates for blue carbon ecosystems mangrove. Mangroves, salt marshes, and seagrasses collectively known as coastal blue carbon remove carbon dioxide from the atmosphere and incorporate it, along with.
According to natcap, the invest blue carbon model incorporates information about changes in the storage and sequestration. Carbon sequestration by mangroves of gujarat, india 59 content of litter has not been examined. Mangrove ecosystem services and the potential for carbon. Carbon naturally moves, or cycles, between the atmosphere and vegetation, soils, and the oceans over time scales ranging from years to millennia and longer. Mangrove range expansion is occurring globally, but little is known about how these rapid climatedriven shifts may alter ecosystem c storage. Many studies have showed the importance of mangroves ability as carbon sinks. Organic carbon burial and sources in soils of coastal mudflat. According to carbon loss analyses, the majority of biomass and soil carbon in the top meter of soil is emitted in.
Despite increasing recognition of the critical role of mangrove ecosystems for climate change mitigation, there is limited understanding of soil organic carbon sequestration mechanisms in undisturbed lowlatitude. In the avicennia mudflat, carbon has been actively sequestered below ground during recent centuries. One hidden objective of mangrove restoration is the carbon sequestration. Mangrove forests play an important role in carbon cycling and budgets in the coastal landscape. Preservation and recovery of mangrove ecosystem carbon. Green payments for blue carbon economic incentives for protecting.
Utilizing carbon based modeling for mangrove restoration efforts marismas nacionales, mexico by anssel lopez and kimberly nepsa in conjunction with ecologist without borders, sustainable fisheries foundation and pronatura noroestes keywords. Carbon sequestration potential, carbon sinks, mangrove forest, terminos lagoon, wetlands, campeche, mexico. The term mangrove describes both the eco system and the plant families that have. Mangrove forests provide several invisibleindirect ecosystem services which have not been quantified till date.
Evaluation of carbon sequestration potential in mangrove. In the end, the study desires to highlight the importance of effective mangrove management strategies in building a resilient mangrove ecosystem. Mangrove reforestation for food security importance of. Mangrove carbon estimator and monitoring guide food and. To work with enthusiastic people and current technologies to understand and discover how mangrove and tidal wetland ecosystems function. Pdf measuring mangrove carbon loss and gain in deltas. The use of mixed effects models for obtaining lowcost.
Pdf carbon sequestration in mangrove forests researchgate. Mangrove forests are one of the most promising biosequesters, having the highest carbon net productivity among all ecosystems. Jones, ramesh raja segaran, kenneth clarke, michelle waycott, william s. Case studies from south fujian, china guangcheng chen1, yong ye 2, shunyang chen1, dan yu, jaihui chen1,2, jin wang2 and bin chen1. Carbon storage national energy technology laboratory. The mangrove hub conducts worldleading research into mangrove and tidal wetland ecosystems led by dr norm duke, mangrove ecologist since 1978, and jock mackenzie, tidal wetland scientist and mangrovewatch coordinator our goals. This study aimed to investigate the capacity of worlds largest mangrove, the sundarbans indian part to sequester anthropogenic co 2 emitted from the proximate coalbased thermal power plant in kolaghat. Mangrove forest inventory and estimation of carbon storage. Source and stability of soil carbon in mangrove and. Mangrove soil properties and their carbon pools among large. Mangrove organic carbon is primarily stored in soils, which contain more than twothirds of total mangrove ecosystem carbon stocks. Apr 19, 2016 b cumulative belowground carbon content in the same three mangrove cores in baja california as a function of age of the sedimentary layer. Table 10 carbon sequestration in mangrove forests in cameroon under different.
Provide more and better estimates for mangrove ecosystem services for regional and national natural capital accounting. Mangroves represent the largest carbon sink per unit area in mexicos northern drylands. Introduction mangrove forests provide various ecological and socioeconomic services. Pdf with the increasing problem of global warming, there is an immediate need to reduce. A global map of mangrove forest soil carbon at 30 m spatial resolution to cite this article. Carbon sequestration rates mean standard error for seven sites in the two tidal creeks on the naples bay 98 12 gc m 2year 1 n 18 are lower than published global means for mangrove wetlands, but consistent with other estimates from the same. Mangroves excel at storing carbon news in science abc. Areas of naturally regenerating mangroves will have a much larger carbon sequestration potential if the rate of mangrove deforestation of taller forests is curbed. Compelling evidence suggests that mangroves play an important role in climate stabilisation, possessing a carbon storage and sequestration potential considered to be greater than that of tropical forests. Mangrove conservation in the abidjan convention region. These results indicate that mangrove forests play a critical role in c sequestration. Cobenefits and ecosystem services created by soc sequestration list of tables 1. The carbon stored by mangrove forest might be compared to carbon sinks in different terrestrial ec osystems 6,7,8.
Coastal landforms and accumulation of mangrove peat increase carbon sequestration and storage paula ezcurraa,1, exequiel ezcurrab, pedro p. Carbon sequestration potential of mangroves in southeast asia. Considerations in blue carbon accounting with mangrove restoration. In the climate change context, mangroves have huge potentials for carbon sequestration and its storage in their ecosystem donato et al. Mar 30, 2016 a new study highlights mangrove forests stellar ability to store carbon. Guyanas mangroves sequester and store large amounts of carbon and provide protection for about 400 kilometers of the atlantic coast. Rehabilitating mangroves in the philippines zoological. Protocols for the measurement, monitoring and reporting of.
Crich ecosystems carry special value under existing international efforts to reduce greenhouse gas emissions, as conversion of these lands to other uses results in large co 2 emissions 5, 6. Since they store so much carbon, theres probably a lot being released from all. Jerath, meenakshi, an economic analysis of carbon sequestration and storage service by mangrove forests in everglades national park, florida 2012. By capturing carbon dioxide and storing it in their biomass, mangrove species are able to reduce the amount of excess carbon in the air, thereby lessening the greenhouse gas contribution to global warming. Organic carbon burial and sources in soils of coastal. Financing options for blue carbon the ocean foundation. Carbon sequestration to mitigate climate change human activities, especially the burning of fossil fuels such as coal, oil, and gas, have caused a substantial increase. Mangroves for nature, humans and development india legal matrix on mangroves conservation and use. Global patterns of aboveground carbon stock and sequestration. The mangrove forest inventory, estimation of carbon storage and sedimentation in pagbilao, quezon province was a pilot study developed and compiled by the philippine statistics authority psa under the wealth accounting and the valuation of waves project of the world bank.
Mangroves growing near the coast play an important role in carbon sequestration by. May 28, 2015 the climate changeinduced expansion of mangroves into salt marshes could significantly alter the carbon c storage capacity of coastal wetlands, which have the highest average c storage per land area among unmanaged terrestrial ecosystems. Section 2 lists the system updates by jan 2007 and summarizes the system configuration of the carbon management gis system thereafter, gis system. A global predictive model of carbon in mangrove soils. The somewhat surprising results only add to the clamor for a deeper conservation drive. Sustainability, mangrove, mexico, invest, blue carbon, sequestration, carbon credit, carbon pool, management. City of arcata, california prepared by reid whittlesey, matt brush and shayne holler abstract coastal wetlands, including salt marshes, have the potential to sequester vast amounts of carbon and store it over decennial and multimillennial timescales. The carbon storage program contains three principal components. However, ellison 2009 mentioned that mangroves which occur between a high.
Stratified random sampling method was used for assessment of mangrove populations. Predicting global patterns in mangrove forest biomass. Carbon sequestration in mangrove forests article pdf available in carbon management 33. For example, using an average annual manual carbon sequestration rate of 163. Since 2000, central africa has been losing its carbonrich mangroves at a rate of. Measuring mangrove carbon loss and gain in deltas iopscience. Status and challenges of mangroves in carbon markets. Mangrove reforestation planting 16 million mangroves 6,000 ha above and below soil carbon sequestration credits quantified through vcs arr mangroves used for insetting indonesia livelihoods yagasu vcs standard mangrove reforestation 5,000 ha potential of 456,896 ha threat of land conversion and illegal logging. Alternative approaches to valuing carbon sequestration in. The potential for mangrove carbon projects in viet nam. The gis system consists of database server, internet mapping server, documents server and multiple workstations.
Conservation of nature and natural resources iucn or mangroves for the future mff. In the other two sites carbon sequestration was intense more than 300600 y b. Oct 11, 20 that word sequestered should be music to our ears. The first, cebrian 2002 3, presents data from 8 published studies at 10 sites. Converting existing conservation lands to intensive cultivation, while perhaps producing. Sequestration of carbon in soil organic matter socsom 34 near east foundation nef plans carbon sequestration pilot projects in west african savannah optimum 36 villagebased management of woody savannah and the establishment of woodlots for carbon sequestration 38. The integration of these components will address technological and marketplace challenges, as described below. Third institute of oceanography, state oceanic administration, china. Mangroves are known as natural carbon sinks, taking co 2 out of the atmosphere and store it in their biomass for many years. Carbon capture and sequestration program by jan 2007. Mangroves allocate proportionally more carbon belowground, and have higher below to aboveground carbon mass ratios than terrestrial trees. Mangrove forests of all the four regions were classified into three density classes i.
In this study, we assess the soil c sources and processes responsible for c sequestration of riverine wetlands mangroves, peat. Yet, anthropogenic loss of mangroves continues through land conversion, over harvesting and other impacts. Global carbon stocks and potential emissions due to mangrove. However, the c sequestration potential of wetlands is spatially and temporally variable, and depends on processes associated with c production, preservation and export. A global map of mangrove forest soil carbon at 30m spatial. Carbon stocks and potential carbon storage in the mangrove. Current estimates reveal that the mangrove cover has reduced significantly from 8 0,432 hectares in. Considerations in blue carbon accounting with mangrove. Carbon stock and sequestration in mangroves appendix 1s s u pp l e m en tary mat e r i al primary data on carbon stock and sequestration used in this study.
Mangroves store a lot of carbon, much more so than most forests on earth, on a per hectare basis, says donato. Twelve sampling areas were considered within mangrove forests located in nuevo campechito, puerto rico y xicalango, respectively, in atasta peninsula. Protocols for the measurement, monitoring and reporting of structure, biomass and carbon stocks in mangrove forests 3 by landuse or climate change page et al. Stronger ecosystem carbon sequestration potential of. So if you had a dollar to invest in carbon futures, my strongest advice of all would be to invest in preventing mangrove loss, or even. Pdf mangrove forests are highly productive, with carbon production rates equivalent to tropical humid forests. Carbon management geographical information system gis. Area estimates for all blue carbon ecosystems seagrass, mangrove and tidal saltmarsh in each of the eight natural resource management regions of south australia.
It calculates the annual accumulation of carbon or sequestration rate 2. Wetlands can store large quantities of carbon c and are considered key sites for c sequestration. Unlocking the potential of guyanas inland and mangrove. Carbon sequestration and sedimentation in mangrove. Mangroves are coastal forests found in sheltered estuar ies and along river banks and lagoons in the tropics and subtropics. Determination of carbon sequestration rate in soil of a. Carbon sequestration in mangrove forests carbon management 2012 33, 3322 daniel m alongi mangrove forests are highly productive, with carbon production rates equivalent to tropical humid forests. Leaf litter carbon sequestration methane emission mangrove forest mangrove.