groundwater

It is preferable to use ground water that has passed through the natural filter of the soil than to collect water from the surface.

It has much value to be applied to investigation and development for the ground water and oil-gas as well.

The water environment of Beijing is not pretty well, the surface water and ground water have been polluted to different degree.

Excess water at the surface is siphoned down to replenish ground water, which is then pumped back up for use as necessary.

Or it may move along the earth to became ground water shat exits below the surface of the earth.

Tests on ground water show that levels of uranium around the plants are up to 15 times the World Health Organisation's maximum safe limits.

Solving the inverse problem of parameter estimation by genetic algorithms: the case of a ground-water contamination transport model.

The Romans did not trust ground water since it was usually contaminated .

the ramifications of such effects are ground water protection , erosion control and improvement of the soils ' nutrient supplying abilities.

Ground water is stored below ground, as well as thousands of rock loose accumulation of the various pores, cracks and water in the cave.

It has also been linked, in high doses, to ground water contamination as well as liver and kidney damage and cancer in humans.

Nowadays, the transport dispersion law of pollutant in ground water has gradually become the focus of domestic and foreign scholars.

Type QJ submersible deep-well motor pumps are mainly used to lift under ground water, irrigation and industrial water supply.

The agency will require the right to spread surface water, including reclaimed wastewater for ground water recharge.

There the mutual transforming relationship between surface water resources and ground water resources is quite clear.

In a simple homogeneous and isotropic system, ground water flows directly from high to low static water levels.

on ground water infiltration capacity into typical sewers, the range of infiltration capacity into Shanghai sewerage system was determined.

According to Greenpeace, 70% of PERC winds up in the air or in ground water.

This paper recommends a method of lowering the ground water table by setting up the horizontal drains in hill slopes.

Aquifer Basics ; Ground Water Information ; Water Resources Information; For chapter, author , table of contents and book available.

This article, with Xiji County of southern Ningxia as the example, discusses Tertiary strata's influence on the local ground water.

Surface erosion, surface infiltration and movement of ground water are possible triggering mechanisms of failures in loose filled slopes.

Nitrate nitrogen removal from ground water by autotrophic denitrification in a packed bed reactor.

Widespread overgrazing disturbs water cycles, reducing replenishment of above and below ground water resources.

In arid climates, surface water is generally better than ground water in headwater areas, but poorer downstream.

Contemporary static ground water levels were developed and are presented in Figure 1 as a starting point for the work herein.

Standard Guide for Site Characterization for Environmental Purposes With Emphasis on Soil , Rock , the Vadose Zone and Ground Water.

Another important expression in calculations for ground water and dams is "drawdown" .

promote professional awareness and technical skills among ground water professionals.

Ground water leaches ore minerals and re deposits them in zones near the water table.

The climate change and overexploitation of the ground water caused the continuous drawdown of the ground water.

Infiltration water , the rainfall which enters the ground and becomes ground water , can travel for long horizontal distances.

The fault zone and ground water flow's existence change the original temperature field distribution of the rock mass.

The supply of runoff mainly is atmosphere precipitation, ice and snow melting water and ground water.

Points out that solving clogging problem during ground water injection is the key to developing ATES and ground water source heat pumps.

was shown to have degraded the ground water of a large park.

Such infiltration, which includes seepage from streams and lakes, contributes to the ground water supply .

Substances that previously washed away and were disbursed will temporarily be in the ground water, thus.

In addition, transportation activities generate soil, ground water, and surface water contaminants.

Perhaps most interesting, and most easily measured, is a chemical change in ground water before a quake.

Project conditions: The needed ground, water, electricity, road and communication are complete. e.

Based on the supplying resources, ground water was considered as the primary resource to the main runoff in the freezing period.

The ground water quality of Niangziguan Karst spring is evaluated by comprehensive index method and single index method.

Free floating fuel is heavily contaminating much of the ground water in the project areas.

Rain can leach out these chemicals and contaminate ground water beyond the landfill boundaries.

This paper explores movement of ground water in rock mass by numerical simulation and the mechanism of geo-hazards induced by groundwater.

The irrigation area ground water water consumption and the ground water mining quantity overall assumes the trend of escalation.

Therefore, analysis and design of ground water level data acquisition system has an important practical meaning.

Non-point source pollution is the Nation's leading source of surface water and ground water quality impairment.

Computers are in widespread use now(1972)to assist in development of the best operational plans for managing ground water reservoirs.

Ground water in a 30-square-mile area near Denver was contaminated from disposal of pesticide waste in unlined disposal ponds.

Physical properties of ground water distribution in aquifers and vadose zones were emphasized.

Subsidence may be the critical factor in managing a ground water reservoir .

But because of this very low level tritium getting into the ground water and migrating it shut the laboratory down.

Waste containers are covered or kept under roofing to prevent storm water and ground water contamination .

He further warned that even a slight increase in temperature would lead to ground water evaporating faster, hurting grain harvests.

The cost of developing ground water may be lower in some areas than the cost of developing surface water.

A new technique for synthetic evaluation on ground water environmental quality by using extension sets is proposed herein.

It came from ground water , heated by magma , which joined with hot gases released from the liquefied rock itself .

Ground water is the water that saturates the pores and cracks in soil and rock beneath the land surface .

A direct method of determining nitrate nitrogen in ground water and drinking water has been studied.

In 2005, state media reported that pollution made major portions of China's river water and ground water supplies were unsafe.

A multipurpose index system is built to express the vulnerability of ground water resource.

Most wells were " flowing " wells or those that penetrated shallow ground water levels .

For the sustainable use of ground water, the paper has put forward strategies to protect and utilize the ground water resources in Dongguan.

Rain that passes through these materials enters ground water, lakes, streams, wells, pond, and the like.

Artificial recharge for ground water may not deteriorate the quality of ground water.

Beijing's ground water is going through a crisis.

Pollution in soil can seep into ground water and appear later in wells. . .

This paper studies: 1. Detailed description of the ground water vapor PWV GPS zenith remote sensing methods.

They dug wells in the villages and established ground water access for the villagers.

They use far more efficient irrigation techniques and often rely on abundant ground water rather than the Nile.

The result indicated that ground water reduces the stability of the high and steep open pit slope.

Flowing soil is one of the most familiar kind disaster related to ground water during all kinds of engineering buildings.

Secondly, according to demand analysis, this paper designs ground water level data acquisition system wholly.

Another method is to use the vehicle in the ground water from the breakage.

It is pointed out that the influence of ground water is an important factor for slope deformation.

Rain permeates through the ground to add to ground water levels.

When not writing, we are in the room have no origami boat, Peng Peng, and then put them together in the ground water, let them slowly drift.

The water that flows from wells and springs comes from the ground water held beneath the Earth's surface.

Scientists say the trees can also improve water quality around farms by removing pollutes from soil and ground water.

Surface subsidence (ground depression) caused by the overuse of ground water.

Based on the ideas of geology and mechanics, the influence of ground water on the stability of soil roadbed along rivers is analyzed.

The city's current consumption of ground water has gone 10 billion cubic meters over it's warning levels.

civil work building : 2 floors under ground , 4 floors on the ground , water discharge case culvert , and coming - water guide ditch , etc.

Seepage from land fills can pollute ground water or surface water.

With compares between these 3 models, a best model for prediction of ground water in this region is selected.

Kitchen and toilet should choose some relatively low water absorption of bricks, because the ground water to wash frequently.

In the long run, it will become more and more difficult to develop agricultural production by over extracting under ground water.

Because the towns no longer have access to uncontaminated ground water, they must pump water in from othrer locations.

Because the towns no longer have access to uncontaminated ground water, they must pump water in from othrer locations.

With the mining of deposits, the environmental quality of ground water is influenced relevantly in mining area.

Ground water is lowered by the drainage which can be caused by any deep excavation.

Most units in Red Alert 3 play a specific role, and are relegated to the ground, water, or air.

Phragmite australis is a kind of helophyte, the submergence and the ground water depth have effect on the growth.

After heavy rains or after snow melts in the spring, there will be more ground water, and the water table will be higher.

Technical design and evaluation of specialist drilling and blasting such as pre-split, ground water seep holes, rock bolting.

You can draw ground water from any well. But this is no ordinary well.

Scientists in China, Russia, and the United States measure radon in ground water.

There are two kind methods of studying surface subsidence caused by ground water exploitation project.

Shidian is very rich in ground water, and you may hear the babbling sound of water wherever you are.

If you have to use air drying paper paper machine hanging, and ground water.

Poisons used on farms and in homes can enter ground water.

Ground water also contains dissolved carbon dioxide from the air and from the exchange ceases in plant roots.

Ponding is shallow if the place having rain to drop off drops , ground water is that major part are splashed.

They can also flow into ground water or other water systems and poison aquatic life.

Rainstorm design return period of one year, the ground water catchment time for 10 minutes.

In Liulin spring-field, there are abundant Karst ground water resources, but not yet exploitation and application of large-scale at present.

The basic problem of water rights in ground water management is that water rights are property.

Plant Unit 5, 6 Low-E were found in ground water seepage.

But this is not ground water.

It created the technology as a way for people in developing countries to avoid having to drink polluted ground water.

The pollution of the ground water in the northern cities is more serious than that in the south, with high unattainment rate.

We have, in English, surface water and ground water.

the dynamic of ground water is also influenced by local climate , such as temperature , humidity , wind speed , and so on.

Influences of Ground -water Exploitation to the Stability of Embankment on the Bank of Huanghe River in Zhengzhou

Mining industry: draining ground water and sewage containing solid grains in mines up to the ground;

Taiyuan extracts the ground water to cause the surface subsidence mechanism research

Standard Practice for Low-Flow Purging and Sampling for Wells and Devices Used for Ground-Water Quality Investigations

The Cause of Measuring Bias and its Solving Methods of Permanganate Index Automatic Analyzer in Ground Water Automatic Monitoring Station

Standard Guide for Purging Methods for Wells Used for Ground-Water Quality Investigations

During the investigation, the ground water resources and their potentiality had been evaluated;

Education of the general public regarding ground water resources;

Characteristics and evolution procedure of ground water levels before a strong earthquake

Standard Guide for Application of a Ground-Water Flow Model to a Site-Specific Problem

Analysis on Characteristic of Ground Water Resources between the Yellow River Basin and Unduplicated Surface Water

On Water Environment Problems Aroused by Exploitation of Ground Water in Shangxi Province And Its Countermeasures

Study on maturation of filters from ground water and its microbiological research

Standard Guide for Optimization of Ground Water Monitoring Constituents for Detection Monitoring Programs for RCRA Waste Disposal Facilities

Standard Guide for Developing Appropriate Statistical Approaches for Ground-Water Detection Monitoring Programs

Investigation of Nitrate Pollution and Its Influential Factors in Ground Water in Haidian District of Beijing

Standard Practice for Expedited Site Characterization of Vadose Zone and Ground Water Contamination at Hazardous Waste Contaminated Sites

Effect of Biological Manganese Removal from Ground Water and Its Affecting Factors

Standard Guide for Conducting a Sensitivity Analysis for a Ground-Water Flow Model Application

Research on regulating water pressure acting on mountain tunnels by blocking ground water and limiting discharge

Effects of Industrial Wastewater Containing Chromium on the Mutagenicity of Ground Water and Drinking Water

Combined regulation and utilization of local ground water and surface water from Taohe River Water Diverting Project

Analysis on the Perennial Average Ground Water Volume and Its Distribution Features of Fujian Province

Problems in Exploitation of Shallow Ground Water and Strategies for Sustainable Development in Puyang City

Investigation of Photocatalytic Oxidation for Determination of Chemical Oxygen Demand of the Ground Water

Basic Characteristics of Deep Ground Water and Groundwater Environmental Problems in Lubei Plain

Self-potential signals associated with preferential ground water flow pathways in a buried paleo-channel

Probe into a method of artificial dropping ground water level

Inorganic pollution present situation and its appraisal of ground water in Nanchang, Jiangxi

Mathematical Model of Oil Pollution in Ground Water and its Computing Method

Construction of Ground Water Reservoirs and Its Research Progress in Shandong Peninsula

Standard Guide for Set of Data Elements to Describe a Ground-Water Site; Part Two-Physical Descriptors

Relationships between the ground water level and earth resistivity in Baoji Seismic Station

Mechanism of Biological Manganese Fixation and Removal and Biological Iron and Manganese Removal Technology from Ground Water

Control on Ground Water Table for Foundation Pit Dewatering and Comprehensive Utilization of Engineering Dewatering

Study on Sustainable Utilization and Optimal Allocation Technology for Ground Water Resources in North Plain Well-irrigation Area

The Study of Time-dependent Boundary Model of Inconstant Well Flow in Unconfined Aquifer Ground Water Flow Due to Hydrodynamic Lag

Experimental Study of Characteristic of Ground-water Source Heat Pump

Soil moisture dynamic characteristics in well irrigation areas in Beijing Plain with comparatively deep ground water tables

Groundwater, Ground Water, Hydrogeology, and Geohydrology;

Ground Water Development Study of Shenhua Coal Liquefaction Project in Haolebaoji Water Source Site

Preliminary Inquiry on Conjunctive Management of Ground Water and Surface Water in the North Henan Plain

Technology of Thermal Insulation Infiltration Ditch for Treating Ground Water in Subgrade Construction in Frozen Area

Circulation mechanism of shallow ground water in Suzhou-Wuxi-Changzhou area interpreted using isotope techniques

Applied research of a ground water thermoelectric heat pump system

Discussion on species of ground water and its influencing to side slope

Ground Water Manual: A Guide for the Investigation, Development, and Management of Ground-Water Resources

The Application of Frequency Conversion Technology on the System of Ground-water Source Heat Pump

Ground-water Lowering Construction of Basement and Quality Control for Underground Waterproofing

Probe into Reasonable Exploitation and Application on Ground Water Resources in Changxing Basin of Zhejiang Province

Zhengzhou in-depth ground water mining initiation environment geology question and the countermeasure research

Discussion about the relationship between ground water and soil desertification

The Application of Numerical Value Model in the Evaluating and Exploiting the Ground Water Resources in Yinchuan Municipality

Relationships between marsh and precipitation, terrain surface water, ground water in Sanjiang Plain

A calculation method for spacial distribution of surface profile of ground water behind retaining wall with drainage-piping

High Quality Drinking Water Manufacturing from Tap Water, Ground Water and Surface Water

Ground Water Changing Trends and Agriculture Sustainable Development in Taihang Mountain-foot Plain of North China

Optimal Operational Conditions and Dynamics for Biological Manganese Removal from Ground Water

Water resources (surface and ground water, irrigation and drainage, erosion and sediment transport)

Environmental Impact of Qingxi Oilfield Development and Ground Water Protection Measures

Characteristic of Petroleum-derived Hydrocarbons for Natural Attenuation in Ground Water

Standard Guide for Conceptualization and Characterization for ground-Water Systems

Study on Ozone Oxidizing Ground water Containing Petroleum Hydrocarbons Pollutants

Factor analysis for effecting precipitation supplemented to ground water resources

The ground water characteristics and its emergency water source in Nanchang

Ground Water Atlas of the United States U. S. Geological Survey

Countermeasures on Sustainable Utilization of Ground Water Resources of Huang-Huai Plain Irrigation Area in Henan

Study on geography information system ground water management model for a city

Analysis for the mechanism and chemistry character of the ground water in Baiquan County

Present Situation of Ground Water Pollution in Pingding County and Prevention Countermeasures

The Progress of Research on Anomalous Characteristics of Crustal Deformation and Under-ground Water Behavior

Standard Practice for Minimum Set of Data Elements to Identify a Ground-Water Site

Correlation analysis on mutation change of chemical components of ground-water during the period of strong earthquake activities

The Construction Techniques of Ground -water Lowering and Watertight Curtain in Sand Seam Geologic Sections

Relationship between structural component biomass of reed population and ground water depth in desert oasis

Corrosion and Protection for Reinforced Concrete Structure in Seaside Corrosive Ground Water

Stability Analysis of Finite Difference Method for Solving Ground Water Pollution Fluxion Problem

The correlation of sedimentary facies and palaeogeography and ground water from the Cretaceous strata in the Ordos Basin

The Present Ground Water Geological Environmental Condition and the Prevention and Control Countermeasures in Xuchang

Standard Guide for the Selection of Purging and Sampling Devices for Ground-Water Monitoring Wells

Study on Activated Carbon Adsorption for Advanced Treatment of Urban Wastewater for Refilling of Ground Water

Application of Ground Water Lowering and Low-energy Dynamic Compaction to Ground Treatment in Soft Soil Condition

Study on Anti-Floating of the Assistant Building of Tall Building and Basement at High Ground Water Level

Distribution Pattern of Silica Concentration in Major Rivers and Their Ground Water in Hainan Province

Mutual Effect and Coupling Simulation about Surface Water and Ground Water

Evaluation of shallow ground water quality fluctuation on electrical logging data in Yellow River delta

Utilization and protection of ground water in Beijing after completion of South-to-North Water Transfer Project

Application of Hierarchial Analysis Method in Land Reclaim Project in Mining Areas with High Ground-water Level

Evaluation on Ground Water Infiltration Capacity into Shanghai Sewerage System

Quantitative Forecast about the Change of Water Content in Ground Water Level Ascending and Descending Stripe by the Saturation

The Present Status of Shandong Ground Water Resources and the Suggestions on its Management and Preservation

The method of evaluation on ground water environment influenced by items of natural petroleum gas field development

Research of Bioremediation Technology of Contaminated Ground Water

Environmental Impact Assessment Assistant Special for Ground Water

Analysis for the dynamic characters of the ground water in Dongliao river basin

Controlling Countermeasure and Situation on Above-ground Water Pollution in Wenling

Application of extension method to comprehensive assessment of ground water quality

Standard Guide for Comparing Ground-Water Flow Model Simulations to Site-Specific Information

The Analysis of Pollution Characteristics to Ground Water Around Pollutant-Holding Water Body

Analysis of the Quantity of Ground Water Resource in Leizhou Peninsula Tableland

Analysis of pollution of under ground water and countermeasures in city of Urumqi

DGB adsorbent pretreatment for municipal wastewater for ground water recharge

Quality Control of Volatile Hydroxybenzene in Ground Water Quality Monitoring

Standard Guide for Field Quality Assurance in a Ground-water Sampling Event

Study of Pollution of Inorganic salts in Mine Waste to Ground Water

Standard Guide for Maintenance and Rehabilitation of Ground-Water Monitoring Wells

Control And Remediation Measures of Ground Water Contaminated by Landfill Leachate

Ground water and underground water pollution control

Preserving Law of Unit Karst Ground Water in Yima Area of Henan Province

A Preliminary Study on the Optimal Distribution of Surface and Ground Water Resources in Fujian Province

Standard Guide for Remediation of Ground Water by Natural Attenuation at Petroleum Release Sites

Risk Analysis on Combined Surface and Ground Water Reservoir Regulation and Storage for Water Supply

In situ remediation of contaminated ground water: permeable reactive barrier

Developmental Thinking about Ground water Quality Survey of Shaanxi Province

Influence of Sewage Recycle on Ground Water and Under Ground Water of City in Arid Region

Application Of Induced Polarization Method In Ground Water Prospecting

Study on variation of ground-water after ecological water transport in the lower reaches of Tarim River

Model study of ground water at Xiangridebalong, Qinghai province

The present situation of quality of under-ground water and countermeasures agerinst pollution in municipality of Tai Yuan

Study on Inclined Tube Well Collecting Percolating Ground Water of Huanghe River for Daily Drinking

Analysis on Change of Transpiration Rate and Leaf Water Potential of Populus diversifolia Schrenk under Different Ground Water Level

Standard Guide for Simulation of Subsurface Airflow Using Ground-Water Flow Modeling Codes

Discussion of several problems on ground water exploitation and utilization

Analysis on the Influence of the Yellow River on Ground Water Quality of Downstream Area

Quality Features of Ground Water of Qiqihar City and Its Assessment

Discussion on Ground Water Research and Geo-environment Research in Circum-Bohai-Sea Region, China

Development of the Remote Telemetering Software for Ground-water Depth and Precipitation

Process Renovation of Iron Removal from Ground Water in Self-supply Water Plant of Zhangjiang Power Plant

Elimination of arsenic from ground water by bead cellulose adsorbent loaded with Fe hydroxide

Class determination of environment impact assessment on ground water in mining areas

Aftereffect and Countermeasure of Ground Water Resource Excess Using in Saudi Arabia

Impact Prediction of Songhua River Water Control Project on Ground Water Environment

Application of isotopes tracer technique in seepage field inspection of ground water

Mechanism and Consequence of Continual Decline of Shallow Ground water Level in Haihe River Basin

Standard Guide for Design of Ground-Water Monitoring Systems in Karst and Fractured-Rock Aquifers