نتایج جستجو برای: water contamination

تعداد نتایج: 592313  

Journal: :International journal of environmental health research 2003
C F Lanata

Contamination of weaning foods and water with enteropathogenic micro-organisms has been recognised in the past, but its link with the development of diarrhoea by young children in developing countries is lacking. This may explain the unavailability of effective interventions to reduce the risk of diarrhoeal diseases from this contamination. The frequency of contamination of weaning foods with e...

Journal: :Journal of water and health 2012
Ekaterina Sokolova Johan Aström Thomas J R Pettersson Olof Bergstedt Malte Hermansson

The faecal contamination of drinking water sources can lead to waterborne disease outbreaks. To estimate a potential risk for waterborne infections caused by faecal contamination of drinking water sources, knowledge of the pathogen concentrations in raw water is required. We suggest a novel approach to estimate pathogen concentrations in a drinking water source by using microbial source trackin...

Journal: :Journal of water and health 2009
Jayasheel Eshcol Prasanta Mahapatra Sarita Keshapagu

Water-borne illness, primarily caused by fecal contamination of drinking water, is a major health burden in the state of Andhra Pradesh, India. Currently drinking water is treated at the reservoir level and supplied on alternate days, necessitating storage in households for up to 48 hrs. We hypothesized that fecal contamination occurs principally during storage due to poor water handling. In th...

Journal: :Environmental Science & Technology 2005

Journal: :Journal of environmental management 2013
Rémi Mongruel Alice Vanhoutte-Brunier Annie Fiandrino François Valette Johanna Ballé-Béganton José A Pérez Agúndez Nicola Gallai Valérie Derolez Sébastien Roussel Michel Lample Thierry Laugier

This paper describes the building of an integrated simulation tool based on a systems approach, and its contribution to local political discussion of the mitigation of microbiological contamination of the water in a coastal area. Local management schemes view water quality as a high-priority environmental objective. In practice, how far this objective is achieved depends on trade-offs between t...

Journal: :Environmental science & technology 2014
Avner Vengosh Robert B Jackson Nathaniel Warner Thomas H Darrah Andrew Kondash

The rapid rise of shale gas development through horizontal drilling and high volume hydraulic fracturing has expanded the extraction of hydrocarbon resources in the U.S. The rise of shale gas development has triggered an intense public debate regarding the potential environmental and human health effects from hydraulic fracturing. This paper provides a critical review of the potential risks tha...

Journal: :iranian journal of science and technology transactions of civil engineering 2015
m. oliaei m. heidarpoor

in recent decades, attention to contamination propagation into soils and underground water has increased, which has led to a rise in the studies on soil contamination problems and methods of in-situ remediation. in this research, effective parameters on oil contamination propagation in soils and underground water have been investigated using fem in order to determine propagation patterns. the m...

2007
P. Servais

The Seine river watershed is characterized by a high population density and intense agricultural activities. Data show low microbiological water quality in the main rivers (Seine, Marne, Oise) of the watershed. Today, there is an increasing pressure from different social groups to restore microbiological water quality in order to both increase the safety of drinking water production and to rest...

2014
Jocelyn M. Widmer Thomas A. Weppelmann Meer T. Alam B. David Morrissey Edsel Redden Mohammed H. Rashid Ulrica Diamond Afsar Ali Madsen Beau De Rochars Jason K. Blackburn Judith A. Johnson J. Glenn Morris

We inventoried non-surface water sources in the Leogane and Gressier region of Haiti (approximately 270 km(2)) in 2012 and 2013 and screened water from 345 sites for fecal coliforms and Vibrio cholerae. An international organization/non-governmental organization responsible for construction could be identified for only 56% of water points evaluated. Sixteen percent of water points were non-func...

2017
Abebe Beyene

Background: Water quality problems are one of the manifestations of poverty and most developing countries including Ethiopia suffering a lot of health problems associated with consumption of contaminated water. Although communities living in urban areas of Ethiopia have access to piped water supply, cross-contamination in the distribution system and unsafe storage are the major source of water ...

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