This paper proposes a quantitative method to evaluate the energy efficiency of individual consumption behaviors. Energy consumption is determined by consumption of three kinds of goods: composite goods, car trips and mass transit trips. A model is developed to estimate the individual daily consumption...

Soil salinization has been known as a world wide problem. It is a chemical process that causes soil degradation particularly in arid and semi-arid agriculture region. There both advantages and disadvantages of optical and microwave remote sensing in the recognition of salinization soil. In order to retrieve...

Electric vehicle (EV) in Taiwan may have the opportunity to popularity, the grid will recharge large number of vehicles, the planning and design of the power generation, transmission, and distribution capacity will also propose new specifications and requirements. EV charging on the grid are caused by...

Classification of water body helps to understand relationships between different properties inside a certain class and quantify variations between different classes.The paper concentrates on studying classification of water in Yangtze estuary based on in site investigations of spectral reflectance propertiesand...

Microwave polarization difference index (MPDI) has great potential in soil moisture content and biomass inversion. Passive microwave remote sensing can be used for inversing surface parameters such as surface temperature, vegetation water content. Different terrain types have different polarization effects...

This article analysis the running conditions and existing problems of air conditioning system for existing public buildings in the cold and serious cold regions in winter,and compares analysis of the solution of the anti freezing measures for the fresh air unit,introduces the recovery exhaust energy...

Mining development has resulted in resource destruction which as the representative of the destruction of land resources, landscape destruction in Dachang tin-polymetallic orefield , total size of destruction of land resources have exceed 90hm2 ,geological hazards caused by the performance of surface...

The aim of this study was to investigate the effect of long-term application of Cu-based fungicides on soil microbial communities using profiling of phospholipid fatty acids (PLFAs). The results showed that the total PLFA, Gram-positive bacteria, Gram-negative bacteria, fungal PLFA contents, and fungi/bacteria...

The knowledge of aerosol properties on a regional scale is important in understanding of the global climate change and radiation forcing. In order to understand aerosol radiative properties in East Asia, 8-year measurements were conducted during 2001-2008. In this study, the aerosol radiative properties...

As urbanization accelerates in China, the construction of urban river channel receives increasing attention. The problem is how to effectively apply the principle of ecological design in river channel landscape designs so that ecological landscape design can be put into practice and gradually become...

This paper research aerobic excess sludge come from A / O process in sewage treatment plant of a paper mill in Shandong, china. The content of TCOD, SCOD, TSS, VSS, P043--P and NH4 +-N in this sludge is studied ,while, the feasibility that aerobic excess sludge and papermaking wastewater in the same...

The conventional multiband data need a lot of processing before application in rainy area. MODIS land products synthesis algorithm reduces the influence of cloud, aerosol and other factors in the greatest degree. MODIS vegetation index product was directly used to estimate total yield production of early...

In this study, the concentrations, distribution and sources of 16 polycyclic aromatic hydrocarbons (PAHs) and 28 polychlorinated biphenyls (PCBs) insewage sludge samples from wastewater treatment plants of Kunming citywere investigated. The total PAHs concentration ( PAHs) varied from 1941 to3635ng/g,...

Effective improvement of saline-alkali soil is very significant for the yield and the ecological environment, thus accurate parameters of different saline-alkali soils are deeply required. In this paper, the areas and perimeters of different soil cracks are detected in a non-contact, non-invasive online...

Faults play an important role in the complex fault-block reservoir. Fine fault interpretation and combination matters a lot. Aiming at the difficulty of the complex fracture system and fault interpretation, this paper bases on the union of wells and seismic, make full use of spectral decomposition, seismic...

Hydraulic structures have caused many environmental problems in recent years. Structures such as spur-dikes are effective in river regulation but also a threat to river ecology. Therefore, in this paper artificial wetland is considered in spur-dike engineering practice for river restoration. In order...

Using SWAT model, the soil erosion and streamflow in the watersheds of Lower-Middle Reaches of Lancang River were assessed. The dam effect on the streamflow in the inlet and outlet of the watersheds was evaluated. At the same time, we explored the impacts of land use change on soil erosion by calculating...

The shortage of water is extremely severe in China and the situation is growing worse because of the water pollution by heavy metal ions which is difficult to be removed with conventional methods. The precipitation of heavy metal ions makes the elimination even more difficult. Hydrocharis dubia (Bl.)...

Exploring the relationships, which are strictly influenced by water resource conditions, between oasis landscape pattern and hydro-ecological process in arid area, becomes the hot topic and difficult challenge in arid landscape ecology and one of the most important issues in arid areas ecological protection...

We drew on data of annual mean temperature, the minimum and maximum temperature, annual extreme minimum and maximum temperature from 468 meteorological stations during 1961~2010 of China, analyzed the variation characteristics of climatic factors in recent fifty years by using the linear regression,...

Researching the law of runoff has the important scientific and practical significance for the sustainable using and planning the water resources. Studying the relationship between changes of vegetation cover and runoff, it is important to regulate the water resources. Vegetation regulation of runoff...

In order to know the occurrence of butyltins in water environment in Three Gorges Reservoir Region (TGRR), China, surface water samples from Chongqing to Yichang in TGRR were collected in March 2012. All water samples were extracted by solid phase micro-extraction (SPME) and measured by gas chromatograph...

The Enteromorpha spectral characteristics is the basic foundation of remote sensing, which can provide an important foundation data for real-time remote sensing monitoring and early warning of Enteromorpha disasters. Through the combination of the VC programming language and the Access database software,...

Soil water content in a region is closely related to plant growth. Coal Mining subsidence gives rise to a change of soil property in Mao Wusu sand land.This study investigated the relationship between the soil water content and the subsidence region of Coal Mining. In different depth in the ground samples...

In this paper, we analyzed the spatial distribution of rice key phenology (sowing and heading) dates and the effect of critical temperature (10oC and 20oC). Agricultural critical temperature was extracted from daily climate data. Spatial distribution characteristics of rice sowing and heading dates were...

At present, CO2 emissions in China has been ranking second in the world, 75% of it coming from energy consumption. Effective control of CO2 emission has become an urgent problem, and analysis on the impact of factors affecting CO2 emissions will inevitably become the primary solution to this problem....

To research the water temperature cumulative effect of the power station cascade development, taking the upper reaches of the Yellow River from Ningmute to Maerdang as an example. In the paper, the water temperature impact evaluating indicator was used, combined with three-dimensional model to simulate...

The paper presents an analysis of daily maximum, minimum and annual average diurnal temperature range. Three stations in XiLiuGou basin are analyzed to detect significant daily time trend from1969 to 2010. The homogeneity of the series is tested by means of the Standard Normal Homogeneity, the Buishand...

Dispersants in coal water slurry have received considerable attention over the years with regards to their use in enhancing the properties of CWS. This paper focuses on the preparation of the low-cost, high-performance CWS dispersant. The novel concentrated coal water slurry dispersant was prepared by...

In order to test the Artificial Neural Networks (ANN) in the applicability of flood risk assessment, this paper applies the traditional BP neural networks (BPNN), radial basis function neural networks (RBFNN) and probabilistic neural networks (PNN) to establish flood risk assessment model using MATLAB...

Impact of sea-level change on coastal areas has long been a concern of the world, especially the coastal countries. It is an important part in the research of the marine environment. Sea-level change is caused by various social and environmental reasons, among which the contribution of the Antarctic...

a general methodology for equivalent numerical relational degree evaluation is developed and illustrated with a case study of groundwater status assessment for Sang Shuping coal mine. The results of the assessment are in concordance with other evaluation methods. Compared with the other evaluation method,...

Hulunbuir Grassland is one of the world famous steppe. Along with global climate change, the beautiful mosaic landscape of grassland-wetland-desert is getting unstable under huge demographic and economic growth pressures. From 2000 to 2010, the total area of water reduced by 396.52 km2 grassland by 234.71...

To demonstrate the feasibility of using expanded granular sludge bed (EGSB) reactor as the single reactor for the treatment of domestic treatment when the temperature fluctuates between 15 (winter) and 26 (summer), the effects of operation temperature (15 , 26 ) on the performance, methanogenic activity...

This paper describes the training, validation and application of recurrent neural network (RNN) models to computing the algal dynamic variation at three sites in Gonghu Bay of Lake Taihu in summer. The input variables of Elman’s RNN were selected by means of the canonical correspondence analysis (CCA)...

The surrounding area of the Dachan Bay in the Pearl River Estuary has one of the highest economic development rates of China. Rapid industrialization and urbanization has resulted in extensive changes in land use, including the tidal flat reclamation and harbor construction. For the analysis of the morphological...

This paper utilizes TMETM remote sensing images of Yining, Xinjiang from 1990, as well as RS technology to revise and enhance the images and improve images fusion. On the basis of field surveys, remote sensing image interpretation signs of the study area were set up. We extracted information from the...

based on the characteristics of MODIS image, the author studies change of NDVI in different level burn intensity in burn blanks in one year and between years in discontinuous permafrost area of Northeast China. In this paper, the method based on relations of NDVI changes was set up. The study shows that...

Inversing soil moisture from remote sensing data is difficult for the problem is usually nonlinear and ill-posed. To enhance the accuracy of this inversion problem and reduce the effect of surface roughness, a least square-support machine (LS-SVM) based inversion approach is used to retrieve the soil...

Upper wind data is the basic data for meteorological services and military supporting missions, and balloon-tracing method is the most commonly used method in meteorological operation. In this paper a balloon-tracing and wind measuring method bases on inertial navigation systems (INS) is proposed accounting...

To effective use forest ecosystem services, forest classification management is applied in forestry. Through a case study, based on ecosystem services assessment with the support of GIS, we proposed ecological importance grade (FEIG) to assess forest ecological importance, and compared the spatial distribution...

Chlorophyll is one of the most important pigments for plant photosynthesis as a proxy of health of vegetation and photosynthetic capacity. In this study, estimation of chlorophyll content of corn of western regions of Jilin Province is conducted based on both the measured hyperspectral data and the environmental...

The Jiaodong Peninsula is the largest gold district in China. There are three types of gold deposits which are recognized as quartz vein, fracture-altered and interlayer slippage type in Jiaodong. The paper studied hydrogen and oxygen stable isotopes from three different types gold deposits in Jiaodong....

In a long-term experiment established in early 1990, the effects of crop rotation and mineral fertilizers were studied on the maize (Zea mays L.) yield and soil fertility. The results indicated that maize yield increased significantly with N application, and further higher yield was obtained in NP and...

The atmospheric duct has great scientific significance and great value for propagations of radio waves and functions of surveillance equipments. Based on the Global Positioning System (GPS) sounding data during the South China Sea (SCS) Monsoon Experiment (SCSMEX) in 1998, the characteristics of the...

In this paper, we compare the aerodynamic characteristics of CSWT and VSWT. As an example, two 1MW wind turbines are selected and calculated based on the blade element momentum method and the aerodynamic characteristic of wind turbines by organizing the MATLAB simulation program is obtained. The results...

Through pot experiment, the paper explored the impact of saline-alkali soil ameliorated by coal ash and coal gangue on the growth tamarisk. The experimental results indicated that the amelioration effect of saline-alkali soil by adding 15 % coal ash and 15% silt was distinctly better than adding 10 %...

It’s one of the important issues to identify the ground boundary of permafrost in the permafrost study. Mean annual ground temperature (MAGT) is the ground temperature at the depth of zero annual amplitude in permafrost layers and it is one of the main indicators for permafrost division in Qinghai-Tibet...

The changing process of Guangxi farmland resource in recent 20 years was analyzed via 5 periods of land use data abstracted by remote sensing technique in this paper; farmland potential productivity was estimated and influence of LUCC process on farmland potential productivity was analyzed by combining...

The Changjing and Pearl River Watershed Rehabilitation Project (CPRWRP) is typical of large-scale development projects around the world. The dual objectives of this project were specifically to mitigate soil erosion as well as to achieve livelihood improvement in degraded areas across four contiguous...

This research employed impervious surface analysis to examine process of urban expansion around the Hangzhou Bay, China, by integrating Landsat data obtained over two different periods between 1987 and 2009(i.e., 1987, 2001 and 2009). The amount of impervious surface was quantified by Hyper Spectral...

Based on the data of nature, society, economics and water resources of Jiangxi province in 2009, we chose six indices which are the precipitation, irrigation ratio, the degree of water resource exploitation and utilization, per capita domestic water consumption, the per capita water supply and the ecological...

In this paper, the leaching experiments are conducted with four kinds of environmental materials, polymer material (SAP), coal-based nutrient (HA), mineral adsorption material (FS) and mineral chemical material (SS), to explore the remediation effects of environmental materials on lead (Pb) and cadmium...

The boundary interpolation algorithm could quickly get the scope of forest fire spreading and trend of the spreading. However, the result from the algorithm has some problems on precision. Therefore, this article selected the points that was calculated from three adjacent moments as sample points for...

An efficient combined treatment process, lime-electrolysis was developed to treat the Ultra-high concentration phosphorus-containing Wastewater. The experimental results show that the removal rates of COD and TP are 86.4%, 69.9%,respectively. The results indicated that the optimal conditions are: lime...

It is necessary to characterize and monitor the spatial heterogeneity of agricultural landscapes, to assist the spatial understanding of some related agricultural processes and to predict food production patterns. In the study, variogram models fitted to empirical variograms are proposed to retrieve...

Many researchers have studied the properties of chlorophyll-a vertical distribution in open ocean waters by now, and little is found for coastal waters. In the study, the chlorophyll-a vertical distribution of Yantai coastal waters is analyzed and a polynomial model is used to appraise the trend. Furthermore,...

The aim of this paper was to demonstrate the technical feasibility of AMD treatment using fly ash-doped porous concrete (FAPC). The FAPC were prepared through adding the fly ash into the ordinary porous concretes (PC), and the acid mine drainage (AMD) was treated by FAPC in this paper. The results show...

Land consolidation and rehabilitation is the important measure to achieve quantity dynamic balance and quality increase of farmland, and ecological environment improvement. At present, potential measure of farmland consolidation and rehabilitation in county area is the foundation of land consolidation...

Design of the in-situ observational sites depends on topography and hydrodynamic characteristics in the observational region, which is significantly important in marine environmental monitoring and evaluation. The tidal motion in Jiaozhou Bay and Aoshan Bay is simulated in this study using the unstructured...

Anthropogenic activities play a key role in wetlands evolution during the processing of urbanization. In this paper, Wuhan, which is known as a “Hundred-lake city”, was selected as an example for wetlands morphology analysis by fractal. Firstly, the border information of 19 lakes was extracted from two...

Based on Landsat7 ETM+ imagery and ground-measured Leaf area index (LAI) data, a optimal estimation model was developed in order to accomplish the retrieval of Phragmites australis LAI in Panjin Wetland of China. To obtain more knowledge about the actual status of Phragmites australis, the spatial pattern...

Polarimetric microwave radiometer is used to measuring target polarization information, whichopen up a new area for passive microwave remote sensing. In order to understand and use this new technology, further improve the capacity ofusingsatellite data toretrieve the parametersof sea surface and atmospheric...

The sea state of South China is influenced by typhoon obviously. It is important to carry out the long-term prediction of typhoon wind, wave height and wave period for the coastal and offshore engineering. In this paper the measured wind and wave data during typhoon processes from 1964-1989 are used...

A total of 147 zooplankton species were identified from four reservoirs. Protozoa and rotifers were the most abundant species recorded. The following fifteen species were common to all four reservoirs: six protozoan species, four rotifer species, three cladoceran species and two copepod species (accounting...

Correctly judge the development phases of regional industrialization and its evolution characteristics has an important significance to promote the development of regional economy and to speed up the process of industrialization. Based on the connotation and characteristics of industrialization, this...

as an important sign of deterioration of soil environmental health quality, soil heavy metal pollution is closely watched by scholars at home and abroad. Combined the Kriging Interpolation method in the GIS spatial analysis, this paper evaluated the Cu, Zn, Pb, and Cr heavy metal spatial pollution status...

This paper investigated the variability of labile trace metals during recent hundred years through two cores collected in the offshore mud area of the East China Sea. The vertical variations of labile metals show much more clear human pollution records than “total” metals. The elevated values and the...

By using TM/ETM+ images of Yellow River estuary from 1989 to 2001, the coastlines of different terms are detected on the base of multi-coordinate system method. Each coastline is divided into 24 sections to analyze the Yellow River estuary change carefully in a smaller scale. Then the yellow river estuary...

Remote sensing provides multiscale image data to monitoring the earth surface. The spatial heterogeneity of the surface is a function of image scales. It is also affected by various remote sensing variables. This work uses variogram to assess the abilities of NDVI (normalized difference vegetation index)...

Conducted a research to definition of the critical concentration of micelle formation (CCMF) of anionic surface-active substance (further in the text – SAA, or surfactants) - sulfonol in industrial waste water. This research is necessary to understand the condition of sulphonol in wastewater in the presence...

The accurate investigation on the coseismic displacement attenuation pattern plays an important role in seismic intensity zoning. A new model combining the Logistic Power and Cosine model is proposed in this paper to evaluate the correlation between coseismic displacement and epicentral distance and...

This paper deals with the intensive land use in the five provincial development zones in Wuxi, after constructing the evaluation index system from the viewpoint of present situation, efficiency and sustainability of land use, the paper calculates the weights using optimal combination of empowerment,...

Two-dimensional, 8-segment mercury module of Aha Reservoir (surface area 4.15 km2; volume 0. 445 × 109 m 3) was developed using the WASP 7 modeling system. The model calculated the concentration of methylmercury for the water column generally agreed with the measured values reported in literature for...

Albania is relatively rich with low up to the middle enthalpy, geothermal resources. Their temperature varies from 34°C up to 65.5°C to Kozani -8, the most important among the Albanian geothermal wells. The geographical position of the well, placed in the middle of a village, very close to the corridor...

The dynamic management of the sea area use spatio-temporal data is going to be highlighted. Through the analysis of the characteristics of the sea area use data, based on the research of TGIS and the advantages of existing spatio-temporal database model, this paper puts forward a design proposal of the...

Chao Lake is one of the five largest fresh lake in China and important to the socio-economy development of Anhui Province. With the enforcement of agricultural development, agriculture planting and stock breeding sectors boosted quickly and None Point Source(NPS) Pollution has become a considerable source...

The water quality and eutrophication status of Taihu Lake in recent years are presented and the pollution trends are analyzed. Meiliang Bay, Zhushan Bay, and the upstream catchment area of the Taihu Lake Basin cover the major upstream rivers flowing into a heavily polluted area in the lake. Water pollution...

The Soil Moisture and Ocean Salinity (SMOS) remotely sensed sea surface salinity (SSS) observations, on a global scale and with various resolutions, have been applied as inputs in three representative retrieval techniques. The purpose is to evaluate the SSS observations’ performance, concerning the accuracy...

According to the forward scattering amplitude function of the charged sand particles under the Rayleigh approximation, the calculation models of attenuation and phase shift for microwave wave through sand storms incorporating charged sand particles are obtained along horizontal paths. The attenuation...

Based on Landsat TM images the brightness temperature (Tb), and urban land use information, and normalized difference vegetation index (NDVI) on vegetation cover surface, and normalized difference built-up index (NDBI) on construction were obtained, the relationships between NDVI and Tb, NDBI and Tb...

Spatialization of attribute data is a way to output grid data products from vector data. It is beneficial to integrated analysis of geosciences data from various sources and in different formats. However it is also a process companied with errors, and the errors are closely related to density of data...

Based on demographic data in Jiangsu Province from 2004 to 2009 the characteristic and law of spatial population distribution in Jiangsu Province was analyzed with population density analysis, spatial auto-correlation, spatial construction index analysis and gravity center analysis. The results show...

With the development of economy in recent years, Beijing’s urbanization is rapid expansion and it has great influence on suburban farmland. This article analyzed the variation of the cultivated land and landscape pattern during the period of 1998-2009, based on TM images data in 1998 and 2009, land use...

Based on the hydrodynamic background field, a Variational Assimilation (VA) Model of pollutant in the Bohai Sea is constructed. The time-varying contamination concentrations (CCs) from the pollution source (PS) are estimated using this model and a new inversion theory is proposed. Some points in the...

Land use type is the main content of land use and land cover studies, and the Land Dynamic Monitoring has been focusing on getting information of land cover on the global and regional scale quickly and accurately. This paper takes Shandong Peninsula as an example, MODIS remote sensing as data source,...

An algorithm is proposed for precise extraction and comprehensive analysis of various complicated meteorological parameters along transmission lines. By means of GIS-based spatial reasoning, spatial relations between transmission lines and meteorological parameters were analyzed and handled properly,...

The contamination of suburban vegetable soils can affect directly human health and the living quality. In this study an assessment is made to research the impact of prevailing wind on spatial distribution of heavy metals in vegetable field soils from the outskirts of Changchun, China. The study area...

This paper derived a damage function model of fly ash soil that under the effect of freeze-thaw cycles by using the penetration test and the basic theory of damage mechanics. The Calculated data of the model have a high degree of agreement with the measured data. This model provides a new way for the...

Aerodynamic roughness length is an important surface parameter that influences energy and water exchanges at the land-atmosphere interface, thereby affects regional climate. This study is to investigate the sensitivity of aerodynamic roughness length on climate in Eastern China, which has been experiencing...

Oil spill is one of the most common ocean environmental disasters. Rapid and accurate access to the oil spill information has great significances to dynamic monitoring, conservation and sustainable use of the ocean. HJ-1 is a new satellite platform designed for environmental disasters. However, multi-spectral...

The odor episode events caused by the odor compounds in water have profoundly influenced the ways people live and work, whereas there are few effective approaches to tackle this problem. In this paper, -Ionone was taken as object to study the basic law of its photo-catalytic degradation with nanometer...

As assessment of clustered renewable energy systems (CRESs) interconnected with low-voltage distribution system have been discussed in this paper. A direct search method is proposed to evaluate the maximum allowable capacity of CRESs in the low-voltage distribution system in Taiwan. Simulation results...

In order to predict the changes of Land Use/Cover Change (LUCC) in Ejina Oasis (EO) after water resources redistribution in Heihe River, the remote sensing images in 2002 and 2006 were selected, a new set of land use categories was developed and the Markov model was employed. Results show that: From...

Biofertilizers depend on special bacteria to enhance the uptake by plants of water; to accelerate growth; to increase the absorption of minerals by plants; to reduce the long production times that are required to use organic fertilizer, and to improve the volume and quality of crop production. This study...

Infrared surface emissivity derived from Atmospheric Infrared Sounder (AIRS) is matched with Land Surface Model (LSM) soil texture types to construct a soil emissivity dataset over deserts in northern Africa and the Arabian Peninsula, with which to investigate the relationship between satellite-derived...

Agricultural sustainability has the highest priority in all countries, whether developed or developing. Geoinformation Science is gaining importance as useful precision farming Science in sustainable agricultural management and development. This research is intended to demonstrate the applicability of...

Explore the distribution of soil fertility and soil nutrients is significant to the sustainable development of tropical agricultural growth. Take Bayi farm areas in Hainan province as the study area, exploring the distribution of soil fertility and nutrients in research area by applying the GIS spatial...

In order to control drainage system overflow pollutant during wet and dry seasons, five stormwater detention tanks (SDTs) were built along the Suzhou Creek in central Shanghai, China. The effect of SDTs on pollutant reduction was investigated based on the precipitation, storm runoff, pumping station...

With advances in information technologies, floating car data (FCD) (e.g. trajectories of taxis) becomes an important data source for collecting traffic information in urban road networks. Due to the low sampling frequency of FCD, it is a challenge to obtain accurate and reliable travel time estimation...

Observational environment has important influence on accurate observation of meteorological elements. Therefore the study of its effect on meteorological elements is of great significance. This paper simulated the impact of a building on surrounding meteorological environment under neutral stratification...

Urban parts database is infrastructure of digital urban management. To build urban parts database, investigation of urban management parts is nevertheless inevitable. The normal methods of survey include EDM (Electronic Distance Measuring Device) measurements, RTK and the CORS system measurement method....

The paper takes an advanced snake algorithm to make research on the edge detection in order to improve the automatic analysis of the computer and select the objects interested in the remote sensing image. Edge detection by the algorithm is the process of image gradient characteristic, continuity, flatness,...

The 1-D continuous wavelet transform of Morlet was used to investigate the characteristics of water quality at Longdong monitoring station, upper Yangtze River of Panzhihua. The consistence of CODMn and NH3-N were chosen as main monitoring indicators, produced by Longdong monitoring station by weekly...

Currently, the demand for energy is increasing. We are the focus renewable energy source, as Lopburi, Thailand because Lopburi has a lot of marl soil. This project study about potential of marl soil to produce electricity by using different pool rod the cathode (+) and anode (-) into marl. It’s may affect...

The method of coagulation/flocculation combined with magnetite powder was used to remove total phosphorus (TP) and nickel from an automobile wastewater. In the method, magnetite powder, poly-aluminum chloride (PAC) and cationic polyacrylamide (PAM) were added into the wastewater. Through a factorial...

Land rearrangement zoning is to create its direction and key aspect, operate different administration and make land rearrangement measures that in keeping with the real conditions of local area. Huairou district of Beijing was taken for instances, taking administrative villages as zoning unites to get...

In this paper, the occurrence and distribution of Ulva prolifera bloom in the Yellow Sea in summer of 2008 are investigated using the medium-resolution data from operational MODIS (Moderate Resolution Imaging Spectroradiometer) instruments onboard Terra and Aqua satellites with an FAI(Floating Algae...

The eutrophication problem that results from the inappropriate management in upstream watershed is prevailing among most reservoirs in Taiwan. As a result, implementation of appropriate Best Management Practices (BMPs) in upland watershed has proved to be the most effective measure to reduce or alleviate...

Combining SPOT5 multispectral and panchromatic data of Wuhan city, object-oriented method of land cover classification is used to extract the urban ecological types, such as water, vegetation, bare land and impervious surface (including building, road, and other artificial surface) in this paper. The...

In this paper, the finite-element boundary integral (FE-BI) method is applied to analyze the electromagnetic scattering from three-dimensional objects with complex media located above a lossy half space. A fast numerical approach, the UV method, is employed to decrease the memory requirement and the...

Two kinds of sampling tubes have been developed for the analysis of acrolein in ambient air, which were filled with 200mg silica gel sorbent coated with either pentafluorophenyl hydrazin (PFPH) or 2,4-dinitrophenyl hydrazine(DNPH). GC/EDC and HPLC/UV are employed to evaluate the performance of PFPH-coated...

The contribution of the water mass change and the steric change of the ocean to the long term global mean sea level trend during 2003-2011 is analyzed in this paper, basing on the data of multiple satellite altimeter, GRACE gravity satellite and the Ishii (2012) temperature and salinity dataset. A steady...

Wetlands in the Lower Reaches of Songhua River (LRSR) is one of the most important wetland distribution area. However, owing to expanded agricultural activities since the 1950s, wetlands in this area has decreased in size and deteriorated in quality. Wetlands restoration is necessary to improve the present...

Based on the related study of resource carrying capacity, environmental carrying capacity and ecological carrying capacity, the paper proposes the concept of comprehensive carrying capacity in the basis of “nature-ecology-economy” compound system, and constructs the corresponding evaluation index system...

This paper choose MODIS product data of single-day and 8d synthesis from June to September in 2006 to construct vegetation supply water index (VSWI) for Chongqing summer drought condition, and validated results by soil moisture; while the correlation between VSWI and precipitation is discussed, and spatial...

Economic development has resulted in densely constructed buildings in urban area, high energy consumption, global warming, and greenhouse gas. In order to mitigate the environmental impacts resulted from urbanization, the concept of environmentally-oriented "green building" has emerged, aiming at reducing...