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Applying an ecosystem services approach to support land-use planning:a case study in Koboko district,Uganda

Ecological Processes 2014年第1期3卷 159-171页

作者： Lighea Speziale Davide Geneletti Department of Civil Environmental and Mechanical EngineeringUniversity of TrentoVia Mesiano 7738123 TrentoItaly unesco chair in engineering for human and sustainable development University of TrentoVia Mesiano 7738123 TrentoItaly

Introduction:This paper presents a case study of the application of an ecosystem services framework to support land-use *** district of Koboko,in northwestern Uganda,formed the study *** overall purpose was to improve the understanding of links between human actions,their impact on ecosystems and the services they provide,and,ultimately,consequences for human *** framework developed by the Millennium Ecosystem Assessment was used as a main conceptual *** analysis comprised four main stages:(1)identification of the main ecosystems and their services;(2)analysis of human wellbeing components,focusing on poverty issues;(3)assessment of the interrelations between ecosystem services and human wellbeing;(4)identification of the main drivers of change and development of future spatial development ***:The scenarios were developed starting from the main drivers of change and show the dependency of human wellbeing on ecosystems services,identifying how spatial development strategies can affect that *** information was not easily available,therefore scenario development made use of both quantitative and qualitative *** results of qualitative and quantitative approaches were consistent,proving the strength and flexibility of the ***:Scenario results aim to provide guidance for local government land-use planning,focusing on the promotion of sustainability through ecosystem services *** spatially explicit analysis illustrated how different policies affect urban development;it was clearly shown that even with very different demographic outcomes,the impact of sectorial policies guaranteed a good level of suitability for new residential areas.

关键词： qualitative starting consequences

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Novel synthesis and characterization of CuO nanomaterials:Biological applications

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Chinese Chemical Letters 2014年第12期25卷 1615-1619页

作者： Ayekpam Bimolini Devi Dinesh Singh Moirangthem Narayan Chandra Talukdar M.Damayanti Devi N.Rajen Singh Meitram Niraj Luwang Department of Chemistry Manipur University Institute of Bioresources and sustainable development Department of Biotechnology Department of Life Sciences Manipur University Chemical engineering and Process development National Chemical Laboratory

CuO nanoparticles were synthesized at a relatively low temperature（80 ℃） for 2 h using polyethylene glycol-glycerol mixture which acts as a capping agent.A detailed characterization of the synthesized nanomaterials were performed utilizing X-ray diffraction（XRD）,infra-red spectroscopy（IR）,thermogravimetric analysis（TGA-DTA）,transmission electron microscopy（TEM）,photoluminescence（PL） by studying its crystalline phase,vibrational mode,thermal analysis,morphology and photoluminescence *** effect of annealing on the as-prepared nanoparticles were studied and compared with their corresponding bulk *** synthesized nanoparticles have been screened for in vitro cytotoxicity（1C_（50）） studies against the human cervical adenocarcinoma cell line（HeLa） using WITT assay *** as-prepared nanoparticle inhibits the proliferation of this HeLa *** standard disc diffusion method has been used to study the antibacterial activity of the samples against the human pathogenic bacteria Escherichia coli（MTCC 729）,Proteus mirabilis（MTCC 425） and Klebsiella pneumoniae ***（MTCC 432）.The results have been compared with the positive control antibiotic *** synthesized nanoparticles would provide a potential alternative to antibiotics for controlling some of the microorganisms causing urolithiasis.

关键词： CuO nanoparticles Annealing HeLa cell lines Cytotoxicity Antibacterials

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Smart Cellulose‑Based Janus Fabrics with Switchable Liquid Transportation for Personal Moisture and Thermal Management

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Nano-Micro Letters 2025年第1期17卷 333-347页

作者： Jianfeng Xi Yanling Lou Liucheng Meng Chao Deng Youlu Chu Zhaoyang Xu Huining Xiao Weibing Wu Jiangsu Co‑Innovation Center of Efficient Processing and Utilization of Forest Resources International Innovation Center for Forest Chemicals and MaterialsJiangsu Provincial Key Lab of Sustainable Pulp and Paper Technology and Biomass MaterialsNanjing Forestry UniversityNanjing 210037People’s Republic of China College of Materials Science and engineering Nanjing Forestry UniversityNanjing 210037People’s Republic of China Department of Chemical engineering University of New BrunswickFrederictonNB E3B 5A3Canada Macromolecular Chemistry and Bavarian Polymer Institute University of BayreuthBayreuth 95440Germany

The Janus fabrics designed for personal moisture/thermal regulation have garnered significant attention for their potential to enhance human ***,the development of smart and dynamic fabrics capable of managing personal moisture/thermal comfort in response to changing external environments remains a ***,a smart cellulose-based Janus fabric was designed to dynamically manage personal moisture/*** cotton fabric was grafted with N-isopropylacrylamide to construct a temperature-stimulated transport ***,hydrophobic ethyl cellulose and hydrophilic cellulose nanofiber were sprayed on the bottom and top sides of the fabric to obtain wettability *** fabric exhibits anti-gravity directional liquid transportation from hydrophobic side to hydrophilic side,and can dynamically and continuously control the transportation time in a wide range of 3–66 s as the temperature increases from 10 to 40℃.This smart fabric can quickly dissipate heat at high temperatures,while at low temperatures,it can slow down the heat dissipation rate and prevent the human from becoming too *** addition,the fabric has UV shielding and photodynamic antibacterial properties through depositing graphitic carbon nitride nanosheets on the hydrophilic *** smart fabric offers an innovative approach to maximizing personal comfort in environments with significant temperature variations.

关键词： Directional water transport Cotton fabric Anti-gravity directional liquid transportation Janus wettability

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Problems of Syrdarya river basin management

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Frontiers of Environmental Science & engineering 2009年第2期3卷 221-225页

作者： Serdar EYEBERENOV Baijing CAO Fengting LI UNEP-TONGJI Institute of Environment for sustainable development Tongji UniversityShanghai 200092China

Prior to independence,Central Asian countries were closely interconnected through the regional management incorporating water,energy,and food *** approach,supported by the central government of Union of Soviet Socialist Republics(USSR),functioned effectively–meeting the needs of both upstream and downstream ***,after independence,Central Asian countries started prioritizing their own economic development policies without due account to regional concerns such as joint use of water resources,leading to *** this study,the case of Syrdarya basin was investigated to show how such strategies create tension in the region,since primary focus is given to national interests,without consideration for regional *** address this issue,an integrated approach to incorporating water,energy,and agriculture is *** is suggested that a single sector approach on water alone does not lead to stability,and a multi-sectoral approach is necessary to ensure sustainable *** sharing benefits from the river have to be responsible for costs of operation and maintenance of the water facilities.

关键词： Central Asia energy agriculture water Syrdarya basin

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Disposal of high-level radioactive waste in crystalline rock: On coupled processes and site development

Rock Mechanics Bulletin

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Rock Mechanics Bulletin 2023年第3期2卷 44-56页

作者： Liangchao Zou Vladimir Cvetkovic Division of Water and Environmental engineering Department of Sustainable DevelopmentEnvironmental Science and EngineeringKTH Royal Institute of Technology10044StockholmSweden Division of Resources Energy and InfrastructureDepartment of Sustainable DevelopmentEnvironmental Science and EngineeringKTH Royal Institute of Technology10044StockholmSweden

Safe disposal of high-level radioactive nuclear waste(HLW)is crucial for human health and the environment,as well as for sustainable *** geological disposal in sparsely fractured crystalline rock is considered one of the most favorable methods for final disposal of *** research has been conducted worldwide and many countries have initiated their own national development programs for deep geological *** advancements of national programs for deep geological disposal of HLW in crystalline rock have been achieved in Sweden and Finland,which are currently under site development stage,focusing on detailed site characterization,repository construction,and post-closure safety *** research and development remain important in the site development stage to ensure long-term safety of the HLW disposal *** work presents an overview and discussion of the progress as well as remaining open scientific issues and possibilities related to site development for safe disposal of HLW in crystalline *** emphasize that developing a comprehensive and convergent understanding of the coupled thermal,hydraulic,mechanical,chemical and biological(THMCB)processes in fractured crystalline rock remains the most important yet challenging topic for future studies towards safe disposal of HLW in crystalline *** in laboratory facilities/techniques and computational models,as well as available comprehensive field data from site developments,provide new opportunities to enhance our understanding of the coupled processes and thereby repository design for safe geological disposal of HLW in crystalline rock.

关键词： High-level radioactive waste disposal Fractured crystalline rock Safety assessment Site characterization Site construction Post-closure safety

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Modeling the collapse of the Plasco *** I:Reconstruction of fire

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Building Simulation 2022年第4期15卷 583-596页

作者： Aatif Ali Khan Ramakanth Veera Venkata Domada Xinyan Huang Mustesin Ali Khan Asif Usmani Department of Building Services engineering The Hong Kong Polytechnic UniversityKowloonHong KongChina Research Institute for sustainable Urban development The Hong Kong Polytechnic UniversityKowloonHong KongChina

In recent years,fires in tall buildings have become more frequent,which costs billions of dollars each year and the loss of many human *** facade fire in the Grenfell tower made the structure uninhabitable,and the collapse of the three World Trade Center(WTC)towers is the total structural failure caused by *** such events,no well-defined methodology exists to reconstruct both fire and structural behaviors and carrys out the forensic investigation of a building *** Part I paper collects the evidence of the Plasco Building fire and generates a coherent timeline to reconstruct the fire *** vertical and horizontal fire spread of the building is reconstructed using computational fluid dynamics(CFD)fire modeling and calibrated against the evidence *** spatio-temporal temperature history from the fire modeling provides realistic fire scenarios to simulate the structural *** fire simulation results are used as boundary conditions to be transferred to a finite element analysis tool for a detailed structural analysis to determine the likely collapse mechanism of the Plasco Building in Part *** methodology presented in this paper to reconstruct the fire can also guide the structural fire safety engineers to improve the building fire-safety and life-safety strategies.

关键词： building fire safety high-rise buildings fire investigation fire modeling structure failure

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Additive manufacturing of biodegradable magnesium implants and scaffolds: Review of the recent advances and research trends

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Journal of Magnesium and Alloys 2021年第2期9卷 392-415页

作者： Nurettin Sezer Zafer Evis Muammer Koç Division of sustainable development College of Science and EngineeringHamad Bin Khalifa UniversityQatar FoundationEducation CityDohaQatar engineering Sciences Middle East Technical UniversityPO Box 06800AnkaraTurkey University of Karabük Turkey

Synthetic grafting needs improvements to eliminate secondary surgeries for the removal of implants after healing of the defected *** scaffolds are engineered to serve as temporary templates,which support the affected tissue and gradually degrade through the healing *** mechanical function to withstand the anatomic loading conditions,scaffolds should also provide a decent biological function for the diffusion of nutrients and oxygen to the cells,and excretion of the wastes from the cells to promote the new tissue growth and ***,the degradation byproducts of the scaffolds should be safe to the human *** of such multifunctional scaffolds requires selection of the right material,design,and manufacturing *** has been recognized as the prominent biodegradable metal with regards to its mechanical properties matching to that of human bone,degradability in the body fluid,and its ability to stimulate new tissue *** with intricate porous structures can be designed according to the patient-specific anatomic data using computer aided *** manufacturing(AM)is the right method to materialize these models rapidly with reasonably acceptable range of dimensional ***,the recent research trend is to develop ideal scaffolds using biodegradable Mg through AM *** review compiles and discusses the available literature on the AM of biodegradable Mg parts from the viewpoints of material compositions,process conditions,formation quality,dimensional accuracy,microstructure,biodegradation,and mechanical *** current achievements are summarized together,and future research directions are identified to promote clinical applications of biodegradable Mg through the advancement of AM.

关键词： Magnesium Alloy Implant Tissue scaffold Additive manufacturing Biodegradation

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A SCIENTOMETRIC ANALYSIS AND VISUALIZATION OF GREEN BUILDING RESEARCH IN AFRICA

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Journal of Green Building 2021年第2期16卷 83-96页

作者： O.A.Oguntona C.O.Aigbavboa W.D.Thwala cidb Centre of Excellence&sustainable human Settlement and Construction Research Centre Faculty of Engineering and the Built EnvironmentUniversity of JohannesburgSouth Africa SARChI in sustainable Construction Management and Leadership in the Built Environment Faculty of Engineering and the Built EnvironmentUniversity of JohannesburgSouth Africa

Owing to the adverse impact of the architecture,engineering and construction indus-try on the human and natural environment,the adoption of green building(GB)has been on the rise *** significant rise in the number of global research output on GB is a pointer to its *** this paper,a novel scientometric analysis of GB research in Africa is *** study aims to analyze and visualize GB research output in Africa from the millennium development goals(MDGs)era up to the present sustainable development goals(SDGs)era.A quantitative method(science mapping)was employed to analyze the 156 bibliometric records gathered from the Scopus *** analysis of the dataset reveals that significant contribu-tions to GB research in Africa originate from Egypt,South Africa,Nigeria,Algeria,Ghana,Morocco,Kenya,Mauritius,Ethiopia and *** research provides stakeholders in the built environment with the requisite knowledge and understand-ing of the trend and state of GB research in Africa,which will help in guiding poli-cymaking,research directions and intervention areas in every sector of the economy.

关键词： Africa built environment green building sustainability sustainable development

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The Influence of Underlying Stresses from Environmental Hazards on Resilience in Bangladesh: A System View

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International Journal of Disaster Risk Science 2019年第4期10卷 511-528页

作者： Philip Lake Richard Fenner Building Sustainability Group ArupLondon W1T 4BQUK Centre for sustainable development Engineering DepartmentCambridge UniversityCambridge CB21TNUK

Bangladesh is one of the countries most vulnerable to climate change,while its people also suffer from a range of environmental hazards linked to the growing prevalence of non-communicable *** diseases are responsible for increasing morbidity and mortality and lead to other stresses within the *** stresses create continuous impacts on the health and well-being of the population,compounding their vulnerability and inhibiting their capacity to cope with frequent event-related shocks,such as floods and drought.A systems approach is taken to examine four important environmental hazards in Bangladesh—arsenic contamination of drinking water,arsenic transmission through the food chain,indoor air quality,and air pollution.A review of these hazards is presented in a conceptual framework that links human well-being with the key system components of infrastructure,institutions,knowledge,and *** reveals key underlying factors between the hazards and uncovers system structures that can lead to more effective hazard mitigation,and the establishment of strategic intervention *** article concludes that elimination of these continuous stresses will only come about through the culmination of multiple interventions over time,undertaken in an iterative manner that builds on the continual advancement of hazard *** role of individual behaviors,together with factors such as risk awareness and perception of the hazards,has been identified as crucial for achieving successful mitigation *** knowledge of the hazards,public awareness,and government accountability are focus points to reduce population exposure and enhance response capacity.

关键词： Air pollution Arsenic contamination Bangladesh Drinking water contamination Environmental hazards Resilience

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Review of magnesium-based biomaterials and their applications

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Journal of Magnesium and Alloys 2018年第1期6卷 23-43页

作者： Nurettin Sezer Zafer Evis Said Murat Kayhan Aydin Tahmasebifar Muammer Koça sustainable development Divison Hamad Bin Khalifa UniversityQatar FoundationEducation CityDohaQatar engineering Sciences Middle East Technical UniversityPO Box 06800AnkaraTurkey

In biomedical applications,the conventionally used metallic materials,including stainless steel,Co-based alloys and Ti alloys,often times exhibit unsatisfactory results such as stress shielding and metal ion *** surgical operation(s)usually become inevitable to prevent long term exposure of body with the toxic implant *** metallic biomaterials are being revolutionized with the development of biodegradable materials including several metals,alloys,and metallic *** such,the nature of metallic biomaterials are transformed from the bioinert to bioactive and multi-biofunctional(anti-bacterial,anti-proliferation,anti-cancer,etc.).Magnesium-based biomaterials are candidates to be used as new generation biodegradable ***(Mg)can dissolve in body fluid that means the implanted Mg can degrade during healing process,and if the degradation is controlled it would leave no debris after the completion of ***,the need for secondary surgical operation(s)for the implant removal could be *** its biocompatibility,the inherent mechanical properties of Mg are very similar to those of human *** have been working on synthesis and characterization of Mg-based biomaterials with a variety of composition in order to control the degradation rate of Mg since uncontrolled degradation could result in loss of mechanical integrity,metal contamination in the body and intolerable hydrogen evolution by *** was observed that the applied methods of synthesis and the choice of components affect the characteristics and performance of the Mg-based *** have synthesized many Mg-based materials through several synthesis routes and investigated their mechanical properties,biocompatibility and degradation behavior through in vitro,in vivo and in silico *** paper is a comprehensive review that compiles,analyses and critically discusses the recent literature on the important aspects of Mg-based biom

关键词： Mg-based biomaterials Mechanical properties Implant Biomedical applications Biodegradation

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