搜索结果: 1-15 共查到“环境保护工程 Soil”相关记录20条 . 查询时间(0.109 秒)
Vernal Pool Vegetation and Soil Patterns Along Hydrologic Gradients in Western Massachusetts
soil organic matter soil texture
2014/11/26
This study looks at relationships along the hydrologic gradient between and within six pools; including the vegetation community, soil characteristics and hydrology. Pool conditions were monitored wee...
Contribution of Soil Lead to Blood Lead in Children: A Study from New Orleans, LA
Metals Lead New Orleans Exposure Model
2013/3/12
In recent years, a significant number of environmental studies have been conducted in New Orleans, LA and surrounding Gulf Coast areas due in part to the occurrence of hurricanes Katrina and Rita. Dat...
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...
Speciation and Geochemical Behaviour of Heavy Metals in Industrial Area Soil of Mysore City, India
Soil Speciation of Heavy Metals Sequential Extraction
2013/3/12
Soil is a major reservoir for contaminants as it possesses an ability to bind various chemicals. These chemicals can exist in various forms in soil and different forces keep them bound to soil particl...
Management of Petroleum Impacted Soil with Phytoremediation and Soil Amendments in Ekpan Delta State, Nigeria
Phytoremediation Oil Impacted Soil Amendments Ekpan
2013/3/11
The study is aimed at evaluating the effectiveness of phytoremediation in the management of oil impacted soil in Ekpan communities of Delta state, Nigeria. To do this, the study adopted an experimenta...
Degradation of Lindane (γ-HCH) in a Mollisol as Effected by Different Soil Amendments
Lindane Amendment Soil Residue Degradation
2013/3/13
Soil amendments play an important role in management of pesticide residues. In this study, incubation experiment was conducted using the surface (0 - 15 cm) sample of a mollisol supplied with differen...
The Volatilization of Pollutants from Soil and Groundwater: Its Importance in Assessing Risk for Human Health for a Real Contaminated Site
Human Health Risk Assessment Volatilization Models Soil Contamination Groundwater Contamination Cancer Risk Hazard Index
2013/3/13
Pollution of different elements (air, water, soil and subsoil) resulting both from accidental events and from ordinary industrial and civil activities causes negative effects on the human health and o...
Metal Transport Parameters in Residual Soil with an Undisturbed and Remolded Structure Percolated by an Acid Solution
Pollutant Transport Column Equipment Natural Attenuation Dissolved Metals Analytical Simulation
2013/3/12
There is no enough information about metal transport parameters in residual soil. These soils are generally structured and still there is no answer to what happens with the contaminant transport param...
Soil-Based Biofiltration for Air Purification:Potentials for Environmental and Space LifeSupport Application
Soil Biofiltration Indoor Air Quality Bioremediation Ecological Engineering Air Pollution Purification Bioremediation
2013/3/12
Soil biofiltration, also known as soil bed reactor (SBR), technology was originally developed in Germany to take advantage of the diversity in microbial mechanisms to control gases producing malodor i...
Measurement of Radioactivity of 238U, 226Ra, 232Th and 40K in Soil of Different Geological Origins in Northern India
Soil Natural Radionuclides Disequilibrium Dose
2013/3/12
Radioactivity of the nuclides 238U, 226Ra, 232Th and 40K was measured in soil by γ-ray spectrometry using HPGe detector. A criterion was set in order to analyse soil samples from plain, semi-hilly and...
Characterizing Rhizodegradation of the Insecticide Bifenthrin in Two Soil Types
Rhizodegradation Microbial Community Substrate Utilization Patters Biolog Bifenthrin Pesticide Dissipation
2013/3/12
Rhizodegradation is a process by which plant-supplied substrates stimulate microbial populations in plant root zones (rhizospheres) to cause removal of undesirable levels of contaminants in soil. This...
Properties of a Lateritic Red Soil for Pollutant Containment
Compacted Clay Liner Lateritic Soil Permeability Cadmium Adsorption
2013/3/12
In many regions of Brazil, lateritic clays are the natural candidates for the construction of compacted clay liners of waste disposal sites because of their availability and appropriate geotechnical c...
Soil Aquifer Treatment as a Tool for Sustainable Groundwater Use in Hanoi/Vietnam
Groundwater Withdrawal Groundwater Recharge Land Subsidence Settlements
2013/3/12
Due to the subtropical climate the average annual precipitation in Vietnam is high. Nevertheless it is observed that groundwater levels in the capital Hanoi have decreased dramatically. As a consequen...
Henry’s Equilibrium Partitioning between Ground Water and Soil Air: Predictions versus Observations
Henry Law Coefficient Equilibrium Partitioning Ground Water Soil Air Toluene Algorithm
2013/3/12
Humans spend 64% - 94% of their time indoors; therefore, indoor air quality is very important for potential exposure to volatile organic compounds (VOC). The source of VOC in the subsurface may come f...
Model Estimates of Nutrient Uptake by Red Spruce Respond to Soil Temperature
Mechanistic Modeling Imax Root Growth Rate Soil Buffer Power
2013/3/12
A better understanding of the mechanisms that control nutrient acquisition in the context of plant and ecosystem responses to climate change is needed. Mechanistic nutrient uptake models provide a mea...