ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
There is growing support for characterizing ecosystem services in order to link conservation and human well-being. However, few studies have explicitly included ecosystem services within systematic conservation planning, and those that have follow two fundamentally different approaches: ecosystem services ...
Abstract This paper describes the successful application of Managed Pressure Drilling on a HPHT well drilled offshore. Wells in located in the field where this particular paper was focused and other offset wells in the area had faced many problems including inadequate mud management due to depleted ...
Abstract The Frigg Cessation Project was the largest decommissioning project undertaken in the past decade and included the removal of six topsides, three steel jackets and sealines with an estimated weight of 87.000 metric tonnes. The magnitude of the project and the fact that the field straddles ...
Background Several lines of evidence indicate an important role for vitamin D in the prevention of a range of diseases. Blood vitamin D levels show clear seasonal variation; however, data on the determinants of vitamin D status for each season are limited. We investigated the association between lifestyle ...
Background The spontaneous metamorphosis of the polychaete Capitella sp. I larvae into juveniles requires minor morphological changes, including segment formation, body elongation, and loss of cilia. In this study, we investigated changes in the expression patterns of both proteins and phosphoproteins ...
Background Genes in the major histocompatibility complex (MHC) have a critical role in both the innate and adaptive immune responses because of their involvement in presenting foreign peptides to T cells. However, the nature has remained largely unknown. Results We examined the genetic variation ...
Squalidus argentatus (Sauvage and Dabry de Thiersant 1874) is a small-sized freshwater fish which is distributed in Mainland China, Hainan Island and Taiwan. The populations of S. argentatus have dropped sharply probably due to overharvesting and water pollution recently. Eleven polymorphic microsatellite ...
Bladder carcinogenesis is believed to follow two alternative pathways driven by the loss of chromosome 9 and the gain of chromosome 7, albeit other nonrandom copy number alterations (CNAs) were identified. However, confirmation studies are needed since many aspects of this model remain unclear and considerable ...
At present, there are lots of natural and man-made environmental problems and defects. Only under the instruction of Theory of Inventive Problem Solving (TRIZ) can we solve these defects. So we propose that it is necessary to bring forth new ideas in man-made ecological environmental. In order to find ...
Economy in coastal cities plays an important role in China. It is urgent to protect environment with economy developing. Four types of sea water quality can be regarded as states of Markov Chain. Transfer probability is viewed as the function of sewage and investment in environmental protection. Based ...
In this paper we proposed a knowledge cloud service model to support sustainable development of marine economy. Through a brief explanation on why, what and how it illustrates the value and importance of knowledge services as a vital soft infrastructure for developing marine economy.
In order to meet the passengers increasing demands of travelling environment, to protect the environmental health along the rails and the railway staff and passengers' health, the trains have been gradually installed or modified closed waste collection toilet. With high concentrations of pollutants ...
In the next decade, China's demand for energy is still in rapid growth. Energy conservation and emission reduction requirement to our country with coal dominating energy production and consumption structure brings the severe challenge, to develop the low carbon, clean, efficient of the fossil energy ...
Stoichiometry in coagulation of biologically treated yeast wastewater using ferric chloride was investigated in this study. Experimental results show that there is a stoichiometric relationship between the optimal coagulant dosage and the concentration of organic compounds (expressed as CODcr) in the ...
Sustainable development is the critical theme of today's society. The enormous geothermal energy is supposed as renewable resource such as wind, solar and biomass. More significantly, because of its lower emissions of greenhouse gas (CO2), geothermal energy is effective on reducing the catastrophic ...
Based on FEPG, 2d water pond circulation induced by paddlewheels is simulated by finite element method. The principle of FEPG for CFD is analyzed. Circulations in the same pond induced by 3 different arrangements of the paddlewheels are simulated. Analysis result shows that: Numerical simulation Based ...
This article has been retracted by the publisher.
Chongqing is one of the carbonate rocks distribute most widely and the Karst develop strongest provinces, especially in Karst Mountain area, its rocky desertification area covers 8557.45km2, accounting for 92.45% of the city's. Therefore, as one of the key cities in Western Development, the cause and ...
With the rapid development of aquiculture, the pollution from aquiculture has become one of the important sources of countryside non-point source pollution in Poyang Lake watershed, and it also brings about serious problems of water environmental pollution. Based on the census data of aquiculture in ...