scholarly journals Economic Potential for Carbon Sequestration by Short Rotation Eucalypts Using Biochar in Florida, USA

2022 ◽  
pp. 100187
Author(s):  
Donald L. Rockwood ◽  
Martin F. Ellis ◽  
Kyle W. Fabbro
2017 ◽  
Vol 9 (1) ◽  
pp. 281-300 ◽  
Author(s):  
Nabil Zurba ◽  
Hefni Effendi ◽  
. Yonvitner

The potency of mangrove ecosystems can be a provider of economic resources, preserving the ecological environment and providing environmental services. The existence of mangroves in Kuala Langsa is important to study about the economic potential, the potential of carbon sequestration in the form of biomass, coastal tourism potential and social potential of society in support of its development efforts. The result of the research shows that the potential existence of mangrove ecosystem to fishery sector is Rp. 657.563.000 / year, carbon sequestration potential in the form of biomass of 180.365 ton /year, with the economic value of carbon trade of Rp. 2.344.745.000/year, economic potential of coastal tourism reached Rp 22,921,107,253/year. Overall, the estimated total potential of existing mangrove ecosystems in Kuala Langsa is Rp. 29.923.415.253/year. To manage these potentials, a conservation strategy is required, performance improvement of customary institutions and the existence of such management institutions must be continuously strengthened.                                                                                                   Keywords:  institutional, Kuala Langsa, mangrove, potency, strategic                        management 


2007 ◽  
Vol 94 (1) ◽  
pp. 26-37 ◽  
Author(s):  
Bocar Diagana ◽  
John Antle ◽  
Jetse Stoorvogel ◽  
Kara Gray

2001 ◽  
Vol 77 (2) ◽  
pp. 259-264 ◽  
Author(s):  
Gerald A. Tuskan ◽  
Marie E. Walsh

Atmospheric concentrations of carbon dioxide (CO2) are increasing along with global use of fossil fuels and worldwide rates of deforestation. These trends have led international panels and organizations to devise carbon management strategies in an effort to curb increases in CO2. The goal of this paper is to explore the potential role of short-rotation woody crops (SRWC) in the U.S. as one option in a carbon-managed future economy. On a scale of 40 × 106 ha, and at an average productivity rate of 21 Mg oven-dry biomass ha−1 yr−1, SRWC systems could account for an average of 0.30 Pg of C yr−1 when prorated over the 50-year deployment life of a typical SRWC system. Most of the accounted carbon (76%) would come from fossil fuel displacement as opposed to direct carbon sequestration. The proportion of accounted carbon associated with fossil fuel displacement increases with longer time frames due to the relatively rapid saturation of the carbon sequestration pool. Key words: Populus, biomass, carbon sequestration, carbon displacement, Kyoto Protocol, CO2


2016 ◽  
Vol 25 (2) ◽  
pp. e064 ◽  
Author(s):  
Nesat Erkan ◽  
Ali C. Aydin

Aim of study: The aim of this study was to analyze the effects of initial spacing on early growth and carbon sequestration rates in Turkish red pine plantations up to 12 years old, established with improved seeds and deep soil cultivation.Area of study: The study was conducted on experimental sites established in two locations within the Turkish red pine natural distribution areas, namely Duacı and Nebiler close to Antalya city.Material and methods: Data were collected from the experimental sites established as a Nelder design (fan-shaped), with 72 rays and 18 arcs (circles), and trees were planted (almost square) at distances ranging from 1.15 to 4.77 m. Soil type of both sites is loamy, with soil clay content varying between 70-87% in Duacı and 51-70% in Nebiler. Soils are deep being more than one m in both sites, but rockier in Nebiler, providing better soil drainage in this site.Main results: The results showed that mean total height was greater at closer spacing than those of wider spacing until age eight. Growth retardation at wider spacing in early years may be related to water loss due to evaporation in hot summer days and weed suppression. Following the age eight, competition among trees appears to be the major factor reducing the growth and carbon fixation. Diameter at breast height and individual tree volume increased, while stand volume, mean annual volume increment and annual carbon storage per hectare considerably decreased for wider spacing. Our results suggest that in order to obtain higher yield and more carbon fixation, short rotation plantations should initially be established in closer spacing, followed by thinning in subsequent years as required by silvicultural concerns. In this context, spacing 3.0 × 1.0 m or 3.0 × 1.5 m (3.0 and 4.5 m2 growing area per tree, respectively) seems to be more plausible, providing farm machinery for maintenance and harvesting. We also found that mean annual volume increment per unit area can be considerably increased by using improved seed and deep soil cultivation in plantations.Research highlights: Results encourage managers for short rotation management in industrial plantations using closer spacing in terms of carbon sequestration as well as wood production.Keywords: Pinus brutia Ten.; spacing; forest growth and yield; carbon sequestration; Nelder experimental design.Abbreviations used: TFS: Turkish Forest Service; OGM: General Directorate of Forestry; Dbh: Diameter at breast height.


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