搜索结果: 136-150 共查到“知识库 环境保护工程”相关记录550条 . 查询时间(4.657 秒)
ANALYSIS AND ASSESSMENT OF HEAVY METAL POLLUTION IN SEDIMENTS OF TIANJIN HARBOR AND DAGU DRAINAGE CANAL IN BOHAI BAY, CHINA
Heavy metals Surface sediments Core sediments Bohai Bay Potential ecological risk
2013/12/12
Concentrations of heavy metals, including Cd, Hg,Pb, Cu, and As, in surface sediments from Tianjin Harbor of Bohai Bay, as well as Dagu Drainage Canal, were determined. Pollution level and source of h...
Medical Waste Management and Control
Medical Waste Medical Waste Act Waste Management and Control
2013/3/12
Medical centers including hospitals, clinics and places where diagnosis and treatment are conducted generate wastes that are highly hazardous and put people under risk of fatal diseases. Although the ...
Using Chemical Release Surveillance Data to Evaluate the Public Health Impacts of Chlorine and Its Alternatives
Chlorine Substitution Alternatives Chemicals
2013/3/12
Background: More than 80 million Americans may be at risk of a chemical exposure because they live near one of the 101 most hazardous chemical facilities or near routes used to transport hazardous che...
在对澎溪河回水区消落带及岸边土样品中重金属含量和样品理化性质测定的基础上,重点分析了该区域内重金属分布特征,并对重金属元素间的相关性展开研究.同时,应用地累积指数对研究区域污染现状进行评价.结果表明,消落带样品中Cu、Cr、Zn、As、Cd、Pb、Hg的平均含量分别为28.17、59.21、108.98、4.77、2.02、28.85、0.52 mg·kg-1;岸边土样品中重金属的含量范围分别为2...
Assessment of Radioactivity Contents and Associated Risks in Some Soil Used for Agriculture and Building Materials in Cameroon
Radionuclides Radiological Hazards Soil Gamma Spectroscopy Cameroon
2013/3/12
A survey of radioactivity content and associated radiological risks was carried out in various soils used for agriculture and building materials in Cameroon by means of a well-calibrated high-purity g...
A Multiparameter Colloidal Titrations for the Determination of Cationic Polyelectrolytes
Polyelectrolyte Quantification Colloidal Titration Zeta Potential, Polydadmac O-Toluidine Blue Indicator Wastewater Treatment
2013/3/12
In water treatment processes and conditioning drinking water, PEs are widely used; however, their environmental impact is still doubtful, since residual concentrations increase organic matter content ...
Green Design and Planning Resolutions for an Eco-Industrial Town: A Case Study of Polluted Industrial Estate in Rayong Province, Thailand
Air Quality Eco-Industrial Town Buffer Pollution Protection Landscape Indicato
2013/3/12
Map Ta Phut was designated for development in national policy as an Eastern Seaboard Industrial Port. It is located in Rayong Province with growing demand from Eastern Seaboard industries and is heavi...
Mining and Seasonal Variation of the Metals Concentration in the Puyango River Basin—Ecuador
Heavy Metals Gold Mining Puyango River Basin
2013/3/12
The Puyango River Basin covers approximately an area of 4400 km2, it is located in Southern of Ecuador, with Calera and Amarillo rivers as tributaries. In this region, one of the main activities is sm...
Chromium-Containing Organic Fertilizers from Tanned Hides and Skins: A Review on Chemical, Environmental, Agronomical and Legislative Aspects
Organic Fertilizers Tanned Hides and Skins Hydrolyzed Leather Trivalent Chromium Hexavalent Chromium Soil
2013/3/12
A category of chromium (Cr)-containing fertilizers is represented by the fertilizers deriving from byproducts of tanning process. Their use is widespread because of their good agronomic response due t...
UV Light Induced Transformation of 1-Methylnaphthalene in the Presence of Air and Its Implications for Contaminants Research
Transformation Products 1-Methylnaphthalene UV Light Photo-Oxidation Contaminants Research
2013/3/12
Understanding chemical transformations of contaminants and the resulting products is extremely important in devising proper monitoring methods for such contaminants and in assessing potential human ex...
The Quality and Health Implications of Urban Irrigation Water Used for Vegetable Production in the Accra Metropolis
Irrigation Water Coliform Bacteria Enterobacteriaceae Heavy Metal
2013/3/12
The quality of irrigation water from different sources used by urban farmers in the Accra Metropolis was investigated. These were, tap water stored in dugout, surface water (from stream) and wastewate...
Waste Research Trends in Japan in the Past Ten Years: Review of What We Had Done before the Catastrophic Events of March 2011
Waste Research Conference Proceedings Research Trends Disaster Waste
2013/3/12
This study analyzes waste research of the past decade in order to determine Japanese trends as well as to learn the problems of Japanese research. The results show that waste research has focused main...
Developing a Social Business Model for Zero Waste Management Systems: A Case Study Analysis
Reuse Recycling Waste Business Extended Producer Responsibility Social Enterprise Social Business
2013/3/12
The global gross domestic product (GDP) has increased by 40% during 1960-2000; poverty and inequity have also increased over the same time [1]. Many social scientists and economists have indicted the ...
Guidance on Passive Sampling Methods to Improve Management of Contaminated Sediments
Guidance Passive Sampling Methods Improve Management Contaminated Sediments
2014/3/25
Guidance on Passive Sampling Methods to Improve Management of Contaminated Sediments。
中国环境管理体制至今已经历了初始、形成以及逐步完善三个发展阶段。基于《环境保护法》第7条而建立起来的现行环境管理体制在组织结构、职权结构以及权力运行机制等方面仍存在问题,已远远不能适应大部制改革以及中国环境保护实践的需要。究其原因,主要根源于《环境保护法》第7条的规定。为此,应修改《环境保护法》第7条,将环保部门的职能由"统管"改为"综合协调",同时合理设置环境管理机构及其职责分工,完善环境管理权...