Cooking fumes are mixture of various toxic components such as aldehydes, heterocyclic amines (HCAs), polycyclic aromatic hydrocarbons (PAHs), fat aerosols and particulate matters (PM), which are mainly produced during or after cooking. Due to the toxic contents of CFs, CFs might cause lung toxicity,...

AHP-FCE model was introduced to carry out evaluation of heavy metal pollution prevention technology. AHP was used to determine the weights of various evaluation indices, and FCE was used to evaluate heavy metal pollution prevention technology. The paper took HDS technology. as an example, to introduce...

To investigate the ability of oxygen release from roots of different vegetation, and explain the mechanism. This paper tested the variation of oxygen release rate from roots of Thalia and Pontederia using a titanium ( ) citrate buffer. The results shows that oxygen release rates with the same condition...

To explore the optimum growth condition of cherry tomato (Lycopersiconesculentum), the cherry tomato was used to study the soil respiration and photosynthesis of leaves under greenhouse and outdoor condition with Lou soil and loessial soil during fruiting period in the year 2013 and 2014.The results...

Chinese traditional culture contains rich ecological philosophy thought. This paper focuses on the analysis of the ecological and environmental philosophy of "harmony between man and nature" in Chinese ancient Confucianism and Taoism. It is believed that the thought has important practical guiding function...

With the rapid development of economy in China, the demand of the society to the transportation industry is also increasing [1]. This has produced a large number of car greenhouse gas, causing serious damage to the environment. As a new development of clean energy industry, liquefied natural gas (LNG)...

Seventy nine karst water samples were used to study the quality of groundwater in upstream of Junhe River. The main hydrochemical types were HCO3 type, HCO3⋅SO4 type, HCO3⋅Cl type and Cl type, and the HCO3 type occupied 58% of the total evaluation area. The sample points were grouped in the lower-left...

Continuous biohydrogen production process by anaerobic fermentation of glucose was successfully started-up and the average hydrogen yield of 68.6 ml/g-carbohydrateremoved was obtained. When the feedstock converted into the mixture of food waste and glucose, the highest hydrogen yield of 77.4 ml-H2/g-VSremoved...

Based on the acute toxicity data for aquatic organisms from China and the United States, species sensitivity distributions (SSDs) were developed to derive to HC5 (the Hazardous Concentration for 5% of the species). Sensitivity to NP in taxa of vertebrates, invertebrates and plants were compared separately...

Using carbon fiber (CF) as carriers and sodium carboxymethyl cellulose (CMC) as modifiers, nano zero valent iron (nZVI) was prepared and characterized by Scanning Electron Microscopy (SEM) and X-Ray Diffraction (XRD). The effects of the different materials, the initial solution pH, and so on, were investigated....

The adsorption capacities of heavy metals in biofilms have the potential advantage of high efficiency. More and more attention has been paid to the study of the adsorption of heavy metals in biofilms. This study designed four reactors to test the adsorption capacities of heavy metals in biofilms grown...

Jiuquwan Reservoir is the only drinking water source supplied for Xunwu county residents. It is located in the middle reaches of Mati River belongs to the East River upstream tributary of the Pearl River basin. The ecological management projects of cyanobacteria bloom in Jiuquwan Reservoir was described....

The activated carbon adsorption isotherms of organic matters in natural water were type II and III isotherms, which cannot fitted accurately by the Langmuir and Freundlich models. It is investigated on the different kinds of activated carbon adsorption characteristics for humic, lignin and tannic acid...

Slow-flow water is the main part of rural water, human activities to the semi-enclosed water caused serious pollution. Water bio-ecological remediation method can increase the ecosystem diversity, self purification capacity and system stability. The technology includes adding microorganisms, constructed...

Based on characteristics of wood crib releasing formaldehyde (CH2O), a physical model, which CH2O releases and diffuses from crib in indoor, is established to simulate the distribution characteristics of CH2O concentration in confined and ventilated indoor. CH2O concentration near crib is larger, and...

A novel room temperature gas sensor based on porous In2O3 nanorods was successfully synthesized via a facile reflux method. The In2O3 demonstrates a rod-like shape with a diameter of 10 - 20 nm and a length about 70 - 100 nm, which displays good and uniform size. Studies have shown that the porous In2O3...

Electricity generation by single-chamber air cathode fuel cells (MFCs) is considerably influenced by power management system(PMS). This study showed that application of PMS connected with a single-chamber air cathode MFC significantly improved its columbic efficiencies (CEs), current, and power output....

Poly-hexamethylene biguanide hydrochloride (PHMB) and 1-bromo-3- chloro-5,5-dimethylimidazolidine-2,4-dione (BCDMH) are widely used for surface disinfection. Here, we examined the bactericidal effects of the mixture of PHMB and BCDMH (named PB) combined in different ratios on S. aureus, and studied effects...

A PM2.5 concentration prediction approach using data-driven model is proposed in this paper, which uses support vector machine regression (SVR) and SVR combined with Particle Swarm Optimization (PSO) respectively. The forecast results have a certain advantageous by comparing PSO-SVR prediction model...

Due to the fast development of electronic waste and the gradually deficient of the modern resources, the environment is deteriorated seriously. Thus, the recycling and utilizing of electronic waste becomes an important research area in modern scientists. In the present paper, the authors employ H2SO4...

With fast urbanization, urban nature environment has been largely damaged. A primary ecological system is being destroyed. In order to a sustainable development, environmental standards for maintain an ecological system for a city have to be established. This study demonstrates a new approach for establishing...

Environmental education is a type of education activity which takes the relationship between human beings and the environment as the core. This article takes Shandong province as an example to carry out environmental education and compulsory education equalization issue research, combine environmental...

The water quality parameters and microcystins of the two largest highland lakes in China, Dianchi Lake and Erhai Lake, were determined during high eutrophication season in 2011. The results showed that the eutrophic levels and MCs concentrations were obviously higher in Dianchi Lake than those in Erhai...

Formaldehyde is one of the substances causing sick for human being.Small doses of formaldehyde can cause a variety of symptoms of physical discomfort. High dose and long time exposure to formaldehyde will increase the probability of cancer. However, the content of formaldehyde in the newly renovated...

Global climate change has already seriously endangered the health and development of human, energy consumption and carbon emission control have become the social issues of common concern to all countries. This paper takes Jilin province as an example, using Tapio decoupling theory to research the decoupling...

The total water consumption in China increased year by year since 2003.To forecast total water demand in advance is practically important for water supply planning. The paper first made impacting factors analysis of the total water demand in China. Then established three models for the total water demand...

This paper summarizes the importance of water resource and more and more serious situations facing agricultural water use. Rainfed agriculture is a necessary way for crop production and food security. As one of the most efficient tool, rainwater harvesting can supplement rainfed agricultural and hence...

The sewage source with widely distributed is a kind of low grade energy. The sewage source heat pump technology can achieve the energy conversion that the sewage source from low grade energy to high grade energy of sewage. The system sewage source heat pump supplies heat energy and cold energy to meet...

Chromium pollution poses a serious threat to the safety of human beings and animals. The traditional method of treating Chromium-containing wastewater is difficult to achieve the purpose of removing chromium depth, In this paper, the removal of chromium in high-chromium industrial wastewater was studied...

The accurate measurement of different species of ammonia nitrogen is essential to understanding of the self - purification and pollution status of water system as well as revealing the aquatic ecological environment. In the paper, the analytical methods for ammonia nitrogen species in aquatic environments...

The degradation of oxytetracycline (OTC) by the iron wire/H2O2 system was investigated. The effects of initial concentration of OTC, H2O2 dosage, initial pH value, iron wire dose and reused times of iron wire on the degradation of OTC were examined. The results showed that iron wire exhibited high catalytic...

Phthalates are esters of phthalic acid and are mainly used as plasticizers. It was reported that some phthalates activated constitutive androstane receptor (CAR), the major xenobiotic sensor and metabolism regulating nuclear receptor. Here, we compared the effects of CAR activation induced by 15 common...

A supramolecular approach to CO2 capture by cucurbit[7]uril (CB[7]) complex was developed. NH2(CH2)6NH2⊂CB[7] complex can convert CO2 to bicarbonate product exclusively and faster in solution due to the deshielding effect, thereby providing a green absorbent to CO2 with regard to high stability, non-corrosiveness...

Reservoirs serve a lot in solving water shortage problems. It is critical to ensure the quality in the reservoir. Turnover time is identified to influence the water quality significantly. In this study, the effect of air temperature variations on turnover time in a reservoir on Fushan Mountain (Qingdao,...

Objective: Based on the analysis of the characteristics of traditional Chinese medicine and Western medicine clinical symptoms of alcoholic liver injury. Method: In this paper, the characteristics and modeling methods of alcoholic liver injury animal model were summarized through analyzing the clinical...

The environment is usually changed to benefit human life. However, advances come with a significant environment cost. Our health is suffering severe persecution that created by burning fossil fuels and pour polluting chemical waste into the living environment. Canteen is an important place for college...

Two kinds of flue gas desulfurization gypsum (FGD-gypsum) A# and B# were chosen to improve coastal saline-soil at the different ratios of quality (0%, 0.5%, 1%, 2.5%, 5%) respectively in soil column leaching experiment. A came from a steelworks whose technology was wet gas gush churn tower sintering...

The study, which was conducted in Klein-Altendorf, Nordrhein-Westfalen in Germany, simulated the effect of temperature and solar radiation on the yield of winter wheat from 1991 to 2004 by using LINTUL 2 model. The parameters of temperature and radiation were modified to check the sensitivity of the...

The aim of this study is to find a reasonable indicator to evaluate by sector water use efficiency (WUE). Based on a water resource input-occupancy-output model, a new indicator (total water use coefficient) that considered indirect demand effects and occupancy was provided. Use this indicator and the...

The toxicity and bioavailability of heavy metals depends upon characteristics of the surrounding soil matrix. To assess the risk of heavy metals in soil, it is necessary to understand the relationships between the heavy metals and other soil chemicals. Lead (Pb) and cadmium (Cd) in soils affected by...

The content and distribution characteristics of 11 kinds of polychlorinated biphenyls (PCBs) in surface soil of Changchun city suburban vegetable field were analyzed. The results showed that the contents of PCBs in soil were in the range of 27.74~219.54 g-kg-1, with the average value of 83.75 g-kg-1,...

To study the characteristic of adsorption kinetics of BHC and DDT in the unsaturated zone of typical northeastern soil field of China by adopting indoor soil adsorption simulation experiment. The purpose of the study is to reveal the pollution mechanism of BHC and DDT to soil and groundwater and provide...

In this study, the TiO2 immobilized on fiberglass cloth was prepared to improve the photocatalytic activity of TiO2 and overcome the difficulty of reuse through a set of different procedures. The microstructure and morphology of TiO2 loaded on FGC were characterized via SEM and XRD, respectively. The...

This paper presents the possibility of utilizing a low field benchtop magnetic resonance imaging (MRI) to visualize the development of mesenchymal stem cells (MSCs) based tissue engineered (TE) bone constructs over a four-week period. All MRI measurements were conducted using a 0.5T MRI tomography system....

EACHL was extracted from the Chinese honey locust. MTT assay was used to test the cytotoxicity of the extracts on esophageal carcinoma cells. The result of MTT assay showed the Ic50 values of Eca109 and TE1 are 11.53, 32.07 g-ml-1, respectively. The interaction of EACHL with bovine serum albumin (BSA)...

The effective part (BESDM) was extracted from the DioscoreaÿnipponicaÿMakino. Cytotoxicity of the BESDM on Ec9706, Eca109 and TE1 cells tested by MTT assay. The result showed the Ic50 values of Ec9706, Eca109 and TE1 are 7.87ñ0.08, 3.76ñ0.04 and 13.53ñ0.06 gúml-1, respectively. Fluorescence was used...