Groundwater pollutants. Medical search. Frequent questions

The present paper examines the analysis of a contaminated site, focusing the attention on the negative effects for receptors exposed to soil and groundwater contamination caused by industrial activities. (scirp.org)
Pollution in that area is mainly due to contamination of soil and groundwater with polycyclic aromatic hydrocarbons. (scirp.org)
In particular the attention has been focused on a specific migration way: if pollutants in the soil or in the groundwater undergo a phase change, they spread and get to the soil surface, causing a dispersion of vapors in the atmosphere. (scirp.org)
The analysis of the resulting estimates is an excellent aid to draw interesting conclusions and to verify if the soil and groundwater pollutants volatilization affects the human health considerably. (scirp.org)
P. Morra, L. Leonardelli and G. Spadoni, "The Volatilization of Pollutants from Soil and Groundwater: Its Importance in Assessing Risk for Human Health for a Real Contaminated Site," Journal of Environmental Protection , Vol. 2 No. 9, 2011, pp. 1192-1206. (scirp.org)
A special chapter deserves the mining activity and its relation to groundwater contamination because of mining as a whole produces a range of gaseous, liquid and solid, which in one way or another end up in the soil. (eper-es.es)
The incorporation of practices that can facilitate the removal of water from the soil or reduce groundwater pollution into a watershed simulation model provides a significant tool for watershed management. (usda.gov)
They also sequester more carbon than annual crops, reduce soil erosion, and filter pollutants from groundwater. (worldwildlife.org)
This course deals with the theoretical principles and practical engineering methodologies associated with the remediation of contaminated soil and groundwater. (edu.au)
Topics to be considered are as follows: Industrial and agricultural contamination of soil and groundwater. (edu.au)
Formed underground in the cracks and spaces in soil, sand and rock, groundwater is stored in and moves slowly through geologic formations of soil, sand and rocks called aquifers. (cosmosmagazine.com)
Goodrich and other firms operating on the site also contaminated the soil and groundwater with the solvent trichloroethylene, which could cause damage to the nervous system, liver and lungs. (latimes.com)

Pharmaceuticals are suspected to provoke long-term effects in aquatic ecosystems even at low concentration ranges (trace concentrations) because of their bioactive and chemically stable nature, which leads to recalcitrant behaviours in the aqueous compartments, a feature that is typically associated with the difficulty in degrading these compounds to innocuous molecules, similarly with the behaviour exhibited by persistent organic pollutants. (wikipedia.org)

Among these, microbes have emerged as one of the potential indicators of environmental pollution, as they are more sensitive to trace levels of pollutants than plants/ animals/other organisms. (benthamscience.com)
First, data such as regional hydrogeological parameters and types of contaminants were obtained via hydrogeological drilling, groundwater well monitoring, pumping tests, and laboratory permeability tests, which helped identify the most serious pollution factor: chloroform. (mdpi.com)
Groundwater pollution is imminent in most developing countries as a result of increased anthropogenic activities apart from possible natural pollutants. (scirp.org)
This study reviewed groundwater pollution and discussed possible remediation measures. (scirp.org)
Groundwater pollution may cause ecosystem imbalance apart from severe sickness which may lead to death. (scirp.org)
Prevention of groundwater pollution is more appropriate than remediation. (scirp.org)
In addition, most pollution of groundwater is anthropocentric and can be prevented through intensive health education. (scirp.org)
Talabi, A. and Kayode, T. (2019) Groundwater Pollution and Remediation. (scirp.org)
By tracking the movement of water and pollutants from the surface to the groundwater using a watershed model, sources of pollution can be identified and targeted for implementation of alternative practices. (usda.gov)
Nonpoint source (NPS) pollution happens when rain or snowmelt carries pollutants to waterways or into the ground and comes from diffuse sources. (earth911.com)
Groundwater stores almost 1/3 of global total freshwater resources, but pollution may prevent its use. (europa.eu)
Groundwater pollution is a serious threat to drinking water quality. (europa.eu)
Ministerial Joint Decree No. 39626/2208/Ε130 laying down measures for the protection of groundwater against pollution and deterioration, in compliance with EU Directive 2006/118/EC. (ecolex.org)
With this purpose it aims at implementing the provisions of articles 9 and 10 of Law No. 1650/1986 as well as the provisions contained in article 4, 12, and 14 of Presidential Decree No. 51/2007, in compliance with EU Directive 2006/118/EC, in order to prevent and control groundwater pollution. (ecolex.org)
Directive 2006/118/EC of the European Parliament and of the Council on the protection of groundwater against pollution and deterioration. (ecolex.org)
Chromium (hexavalent) in drinking water may be due to industrial pollution or natural occurrences in mineral deposits and groundwater. (ewg.org)
Toxicological appraisal of halogenated aromatic compounds following groundwater pollution : report on a WHO working group. (who.int)
It is true that much is being done to process and purify waste, but because much of the material humans manufacture contains persistent pollutants - i.e. organic substances that are resistant to decomposition - a lot of pollution is released nonetheless. (lu.se)

Common examples of unforeseen subsurface conditions include the unexpected encountering of hard rock, flows of pressurised groundwater, or hazardous materials requiring remediation. (ibanet.org)
i.e. groundwater flows through siltier, more permeable layers in glacial clay to discharge at the sea floor, leading to the formation of a sharp terrace when the clay layers above seepage zones are undermined enough to collapse. (lu.se)

In the last decades of the twentieth century, scientific research efforts have been fostered towards deeper understanding of the interactions of groundwater transport and attenuation mechanisms with the chemical nature of polluting agents. (wikipedia.org)
Antibiotics Estrogens and hormones Anti-inflammatories and analgesics Antiepileptics Lipid regulators Antihypertensives Contrast media Antidepressants Antiulcer drugs and Antihistamines The chemical structure of pharmaceuticals affects the type of hydro-geochemical processes that mainly impacts on their fate in groundwater and it is strictly associated with their chemical properties. (wikipedia.org)
This research aimed to predict and quantify the migration process of contaminants in a microconfined aquifer by conducting a groundwater contamination investigation in an abandoned chemical plant in the Jiangsu Province of China. (mdpi.com)
For her senior thesis, Audrey Shih, a chemical and biological engineering concentrator, investigated how specialized materials act to remove pollutants from the porous rock of groundwater aquifers. (princeton.edu)
An email to Sujit Datta , an assistant professor in the department, launched Shih on a two-year-long research project to help thwart a different type of chemical threat: pollutants like crude oil and mercury that can linger in groundwater even after major cleanup efforts. (princeton.edu)
In the EU, 24% of the total groundwater body area was reported in poor chemical status and 9 % in poor quantitative status according to Water Framework Directive 2nd River Basin Management reports in 2016. (europa.eu)
Results of search for 'su:{Water pollutants, Chemical. (who.int)
Discharges of chemical agents (drugs, disinfectants, heavy metals, and other pollutants) into the environment can accelerate the lateral movement of resistance genes across bacterial populations by increasing selective pressure for maintenance of mobile genetic elements (MGEs) ( 4 ) or by increasing the rate of gene transfer ( 5 ). (cdc.gov)

Considering then the role of groundwater systems as main worldwide drinking water resources, the capability of pharmaceuticals to interact with human tissues poses serious concerns also in terms of human health. (wikipedia.org)
Groundwater is the ideal drinking water. (environmental-expert.com)
Irrigation relies on extracting groundwater from aquifers, which also serve as a source of drinking water and are essential to lakes, rivers and ecosystems. (phys.org)
In the EU, groundwater supplies 65 % of drinking water and 25 % of the water for agricultural irrigation. (europa.eu)

The plume is comprised of benzene, toluene, ethylbenzene, and xylenes (BTEX) and primarily resides in the shallowest groundwater aquifer. (mtu.edu)
If groundwater use, however, exceeds aquifer recharge rates, this reduces the amount of groundwater that is available in the aquifer, including for growing crops. (phys.org)
The findings show that Nebraska, Kansas, and Texas, which rely on groundwater from the High Plains Aquifer (also known as the Ogallala Aquifer) to grow corn, soybeans and winter wheat, would experience some of the greatest production losses as a result of sustainable groundwater use. (phys.org)
Central California, which relies on the Central Valley Aquifer, would also have large production losses in corn and winter wheat from sustainable groundwater use, but production losses of corn and winter wheat in California are limited due to the dominance of specialty crops, such as almonds, grapes and lettuce, which limit the amount of land used to grow corn and winter wheat . (phys.org)
Springs are sites where groundwater emerges from an aquifer to become surface water. (uky.edu)

During the fall of her junior year, Shih began working with graduate student Christopher Browne to investigate the flow of polymers, using computational models and laboratory experiments to simulate the varied geometries and pore sizes of rocks in groundwater aquifers. (princeton.edu)

Of vital concern is protection of groundwater resources. (uky.edu)

Inamuddin , " Bioremediation for Environmental Pollutants ", Bentham Science Publishers (2023). (benthamscience.com)
The environmental pollutants stemming from reactive nitrogen are ubiquitous, making it difficult to identify the extent to which Nr exerts a specific health effect. (cdc.gov)

capture of run-off pollutants in stormwater, and carbon sequestration and oxygen production. (gcsaa.org)

Once polluted, recovery is not easily achieved because there is no fast way to remove pollutants. (europa.eu)

With the reform of China's urbanization increasing in popularity, the security issues posed by urban groundwater, especially groundwater in industrial areas, have attracted scholars' attention. (mdpi.com)

Spatial distribution of production loss by agricultural district from sustainable groundwater scenarios with varying recharge rates for corn (top map), soybean (middle map), and winter wheat (bottom map). (phys.org)
Red, orange, yellow, and chartreuse dots show production lost by agricultural district for sustainable groundwater use scenarios based on 100% recharge, 75%-100% recharge, 50%-75% recharge, and 25%-50% recharge, respectively. (phys.org)
However, future precipitation, which affects groundwater resources, is difficult to predict, and improved irrigation technology, more water-efficient crops, and better agricultural water management could reduce the production losses from a transition to sustainable groundwater use. (phys.org)
Understanding the processes that produces groundwater can lead to better evaluations of best management practices on agricultural watersheds. (usda.gov)
Technology is described in this study that can be used to provide the link between surface and subsurface pollutants leaving agricultural fields and the pollutant loadings downstream in the rivers of a watershed. (usda.gov)
The Annualized Agricultural Non-Point Source Pollutant Loading model (AnnAGNPS) is a watershed scale, continuous simulation, daily time step model. (usda.gov)
Groundwater is used to wet vast swathes of agricultural land. (cosmosmagazine.com)

This region is particularly vulnerable due to its lack of rainfall, which limits rainfed agriculture and groundwater recharge. (phys.org)
Prior research found that the High Plains extracts three times as much groundwater as its aquifer's recharge rate. (phys.org)
In contrast, the Mississippi Valley, a significant corn and soybean region, would experience relatively few production losses, as groundwater extraction is typically less than recharge over the region. (phys.org)
Rain gardens or planter boxes support ground water recharge, pollutant removal, and runoff detention. (esri.com)
Golf courses can also have a significant impact on groundwater recharge, especially in suburban areas. (gcsaa.org)

According to a recent Dartmouth-led study published in Earth's Future , using groundwater sustainably for agriculture in the U.S. could dramatically reduce the production of corn, soybean and winter wheat. (phys.org)
Read on to learn more about the importance of sustainably managing our groundwater resources, and the dangers of overexploiting it . (cosmosmagazine.com)

Indeed, the majority of pharmaceuticals do not degrade in groundwater, where get accumulated due to their continuous release in the environment. (wikipedia.org)
MSH1 be used in rapid sand filters to degrade the common groundwater pollutant 2,6-dichlorobenzamide? (geus.dk)

We propose that SGD through the submarine sea floor terraces is plausible and could be intermittent and linked to periods of higher groundwater levels, implying that to quantify the contribution of freshwater to the Baltic Sea through this potential mechanism, more complex hydrogeological studies are required. (lu.se)

They filter out pollutants before slowly recharging groundwater, rivers, and streams. (theoec.org)

Yet human behaviour and the addition of pollutants bring these systems into imbalance. (environmental-expert.com)

Clean up anthropogenic pollutants from our environment. (lu.se)

Groundwater can be a significant means of moving pollutants into streams and lakes. (usda.gov)

Nitrate, a form of nitrogen, is a common pollutant in U.S. streams and groundwater. (usgs.gov)

Groundwater being pumped from the Great Artesian Basin, Australia, to produce hydro-electric power. (cosmosmagazine.com)
In the Great Artesian Basin, Australia's biggest groundwater basin, for instance, 98 endemic species of flora and fauna have been identified, and these are at risk from drawdown. (cosmosmagazine.com)

Other processes that might impact on pharmaceuticals fate in groundwater include classical advective-dispersive mass transfer, as well as geochemical reactions, such as adsorption onto soils and dissolution / precipitation. (wikipedia.org)
The model has many unique and powerful features, but until recently, did not include the simulation of subsurface flow processes such as tile subsurface drainage, subsurface lateral flow, and groundwater flow. (usda.gov)

To analyze the impacts of sustainable groundwater use for irrigated corn , soybean and winter wheat , researchers used a crop model to simulate irrigated agriculture from 2008 to 2012. (phys.org)
Under the most optimistic sustainable groundwater use scenario, U.S. irrigated production of corn, soybean and winter wheat is reduced by 20%, 6% and 25%, respectively. (phys.org)

The Goodrich Corp. has agreed to pay at least $21.5 million to help clean up a giant perchlorate plume contaminating groundwater in the Rialto and Colton areas of San Bernardino County caused by Cold War-era munitions plants, federal authorities said Tuesday. (latimes.com)

Under the agreement announced Tuesday, Goodrich must install monitoring wells and continue groundwater and soils testing at the Superfund site. (latimes.com)

How these polymers move through porous rocks to dislodge pollutants - and why they are more effective in some settings than in others - is not well understood. (princeton.edu)

Occurrence of xenobiotics in groundwater has been proven to harm the delicate equilibria of aquatic ecosystems in several ways, such as promoting the growth of antibiotic-resistant bacteria or causing hormones-related sexual disruption in living organisms in surface waters. (wikipedia.org)
The less optimistic scenarios account for uncertainty in groundwater availability as well as preserving some water to maintain healthy ecosystems. (phys.org)

As the vulnerability of groundwater systems is increasingly recognized even from the regulating authority (the European Medicines Agency, EMA), environmental risk assessment (ERA) procedures, which is required for pharmaceuticals appliance for marketing authorization and preventive actions urged to preserve these environments. (wikipedia.org)

1979. Water-related environmental fate of 129 priority pollutants. (cdc.gov)

2.5% of the world's freshwater, surface water and groundwater have 0.4% and 30.1% representations respectively [2]. (scirp.org)
This year the day focuses on groundwater - the essential global freshwater resource that lays out of sight and under our feet. (cosmosmagazine.com)
Almost all of the freshwater in the world is groundwater, and in the driest parts of the world it may be the only water available to the people living there. (cosmosmagazine.com)

Groundwater contamination by pharmaceuticals, which belong to the category of contaminants of emerging concern (CEC) or emerging organic pollutants (EOP), has been receiving increasing attention in the fields of environmental engineering, hydrology and hydrogeochemistry since the last decades of the twentieth century. (wikipedia.org)

However, the water used for this irrigation is often unsustainably pumped groundwater. (phys.org)

As all populations are susceptible, continued interdisciplinary investigations are needed to determine the extent and nature of the beneficial and harmful effects on human health of nitrogen-related pollutants and their derivatives. (cdc.gov)

In cooperation with the New Mexico Environment Department (NMED), the U.S. Geological Survey (USGS) tested groundwater and surface water in 16 counties to find where PFAS are present and which specific types of those toxic substances have found their way into the state's waters. (newmexicopbs.org)
Where groundwater is polluted and bodies of waters are contaminated, Harbauer provides modular plant technology adapted to the particular situation. (environmental-expert.com)
Finished surface waters, groundwaters, and desalinated waters were produced with seven different treatment systems and supplied to 18 pipe distribution systems (PDSs). (who.int)

For instance, groundwater feeds vegetation and replenishes intermittent streams that communities of fish and aquatic invertebrates depend on. (cosmosmagazine.com)

Groundwater modeling was performed using Aquaveo's groundwater modeling software (GMS). (mtu.edu)
It provides general information on the hydrological and groundwater flow modeling of a real case study and step-by-step model set-up with OGS, while also highlighting related components such as the OGS Data Explorer. (springer.com)

Anytime we are outdoors, we breathe in carbon monoxide and other air pollutants. (cdc.gov)

Transport of Pollutants in Groundwater. (abdn.ac.uk)
Modelling of pollutant transport above and below ground: advection, dispersion, absorption and transformation. (edu.au)

We have a wide range of experience in treating large bodies of water, purifying groundwater and restoring bodies of water to their natural function. (environmental-expert.com)
The Decree aims to prevent the deterioration of the status of all bodies of groundwater. (ecolex.org)

Water quality is a critical issue for golf facilities for both surface water and groundwater. (gcsaa.org)

Percentile estimates of the other study pollutants were similar to background levels found in the general U.S. population. (cdc.gov)
Despite the presence of a national study on can also be generated during renovation all groundwater sources used in Lebanon work, when paint is often sanded or burned that reported non-detectable lead content, into fine inhalable particles [ 4 ]. (who.int)

Groundwater quality research and management. (edu.au)

Hazardous waste contamination of water resources (concerning groundwater contamination in Santa Clara Valley, CA) : hearing before the Subcommittee on Investigations and Oversight of the Committee on Public Works and Transportation, House of Representatives, Nienty-ninth Congress, first session, November 16, 1985, at San Jose, CA. (epa.gov)

Other activities that draw on groundwater include mining and coal seam gas extraction. (cosmosmagazine.com)

Before we even start to improve groundwater management, we must better understand and measure it, says international groundwater expert Craig Simmons, from Flinders University in Adelaide, Australia. (cosmosmagazine.com)

Organisms10

Diseases2

Chemicals and Drugs76

Analytical, Diagnostic and Therapeutic Techniques and Equipment7

Phenomena and Processes29

Disciplines and Occupations8

Anthropology, Education, Sociology and Social Phenomena1

Technology, Industry, Agriculture8

Information Science3

Health Care45

Geographicals5

Soil12

Persistent organic po1

Pollution18

Flows2

Chemical8

Drinking water4

Aquifer5

Aquifers1

Protection of groundwater1

Environmental Pollutants2

Stormwater1

Remove pollutants1

Urban groundwater1

Agricultural7

Recharge5

Sustainably2

Degrade2

Hydrogeological1

Rivers1

Imbalance1

Anthropogenic1

Streams and lakes1

Nitrate1

Basin2

Processes2

Sustainable2

Plume1

Soils1

Porous1

Ecosystems2

Vulnerability1

Fate1

Freshwater3

Contaminants1

Irrigation1

Nitrogen1

Waters3

Intermittent1

Modeling2

Carbon1

Transport2

Bodies2

Surface water1

Study2

Research1

Resources1

Extraction1

Management1