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EN
On a global scale we are facing the problem of overpopulation. But in many places emerge contrary troubles: depopulation, a falling birth rate, ageing societies and subsequently a shortage of workforce. Migrations might seem to provide an obvious solution to these problems. However, the relocation of human resources poses not only a demographic or economic challenge but a cultural one as well. In any attempt to solve demographic or economic crises ideational and symbolic aspects of culture are equally important as they play relevant roles in people's lives. They should be taken into consideration in policies concerning migration, demographic and economic problems.
PL
W skali globalnej mamy do czynienia z problemem przeludnienia, lecz w wielu miejscach występują całkiem inne kłopoty demograficzne: depopulacja i niski poziom przyrostu naturalnego. Rozwiązaniem tych dwóch przeciwstawnych problemów wydają się migracje. Relokacja zasobów ludzkich jest jednak nie tylko kwestią demograficzną czy ekonomiczną, lecz także kulturową. Kultura ideacyjna i symboliczna jest równie istotna w rozwiązywaniu problemów demograficznych oraz ekonomicznych jak materialna. Musi być zatem uwzględniana w polityce migracyjnej, demograficznej i gospodarczej.
EN
With the advent of Climate Change and Global Warming, highly populated urban spaces are becoming more prone to various Environmental disasters. While forest are good sinks of CO2, it is highly impossible to introduce them into urban-level planning. In this context, nurturing Urban Green Spaces within cities, can serve well to perform the regulatory functions just like forests do. However, it is also imperative that their inception, must also ensure effective carbon sequestration. The objective of current research includes determination of carbon sequestration value for various ‘tree’ species, which eventually would serve to identify species with potential to serve better in Strategic Climate Sustainable Township Guidelines. To accomplish this objective, firstly three observatories (Richard’s Park, BMSIT&M Green Campus, and Lalbagh Botanical Garden) having distinct floral diversity were selected. Further, physical data collection was undertaken at these observatories and employed for biomass computation viz. ‘Biostatistics-based Allometric’ equation. Statistical Validation of data was accomplished viz. Multiple Linear Regression Modelling and One-way ANOVA. The average value of carbon sequestered (in tonnes per species) was found to be 20.13, 0.727 and 0.292, at Lalbagh Botanical Garden, Richard’s Park, and BMSIT&M, respectively. Upon comprehensive evaluation, it was found that best three species offering high carbon sequestration potential are Eucalyptus grandis, Eucalyptus globus and Samanea saman. These species would hence be keystone species that could play a potential role in naturally lowering CO2 levels in intra-urban spaces. These species would serve well in empowering Green Spaces to behave as Urban Cool Islands, to combat Urban/Global Warming.
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