نتایج جستجو برای: water storage tanks

تعداد نتایج: 722533  

2003
Hilary Nixon Jean-Daniel Saphores

Environmental studies of motor vehicles typically focus on air pollution or noise, but ignore water pollution. In this paper, we examine some of the impacts of motor vehicle transportation on non-point source and on groundwater pollution. Our estimates of the present value of costs for cleaning up leaking underground storage tanks and for controlling highway runoff for major arterials range fro...

Journal: :Applied and environmental microbiology 2012
W Ahmed L Hodgers J P S Sidhu S Toze

In this study, the microbiological quality of household tap water samples fed from rainwater tanks was assessed by monitoring the numbers of Escherichia coli bacteria and enterococci from 24 households in Southeast Queensland (SEQ), Australia. Quantitative PCR (qPCR) was also used for the quantitative detection of zoonotic pathogens in water samples from rainwater tanks and connected household ...

2011
Vivien Goh

Legionnaires’ disease is often acquired by inhalation of legionellae from a contaminated environmental source. In recent years, Singapore has seen an increase in the use of aerosol-generating fixtures such as mist fans and spa pools. Poorly maintained and designed water fixtures could pose a public health threat to the community. In this study, we provided an update on the prevalence of Legione...

2016
Joel Lutomiah Roberto Barrera Albina Makio James Mutisya Hellen Koka Samuel Owaka Edith Koskei Albert Nyunja Fredrick Eyase Rodney Coldren Rosemary Sang

Dengue outbreaks were first reported in East Africa in the late 1970s to early 1980s including the 1982 outbreak on the Kenyan coast. In 2011, dengue outbreaks occurred in Mandera in northern Kenya and subsequently in Mombasa city along the Kenyan coast in 2013-2014. Following laboratory confirmation of dengue fever cases, an entomologic investigation was conducted to establish the mosquito spe...

2011
John Grieco Roberto Barrera

Evaluation
of
Aedes
aegypti
Presence
and
Abundance
in
Septic
Tanks
and
Their
 Impacts
on
Dengue
Transmission
 
 Ronald L. Burke, Doctor of Public Health, 2009 Thesis directed by: David M. Claborn Assistant Professor Department of Preventive Medicine and Biometrics Background: Aedes aegypti is the mosquito vector for dengue fever and has historically been considered to prefer ‘clean’ water for d...

2016
Vincent Anayochukwu Ani

Abstract: Water treatment plants are likely to experience problems such as the water level both in the filter cells and in the tanks tend to fluctuate widely. These create the potential for partial drainage, overflow, and potential initial turbidity breakthrough at the beginning of the filtration cycles. This paper presents a mathematical model for studying the process behavior of a water treat...

Background and Objective: Road transportation and specifically bus travel accounts for the bulk of travel. Contaminated drinking water consumption is one of the issues that threaten health, and always there is pollution possibility in drinking water in buses. This study evaluated the microbial quality of consumed drinking water in buses and also compared it with available standards. Materials a...

Journal: :E3S web of conferences 2021

This article examines the influence of energy storage on possibility increasing efficiency a power plant example model system Taimyr coal basin. The main elements calculated in this paper included: household consumers (township Dixon), industrial (coal mining enterprises), sources thermal and electric (coal-fired combined heat plant). Storage equipment was selected for electrical system, such a...

1997
Dudley Williams David McGuire Edward Staples

A major contributor to atmospheric and ground water pollution is caused by fuel hydrocarbons. These problems can often occur through accidental emission during storage or use. Out of the millions of underground fuel storage tanks that are in place throughout the country many are leaking and many more are destined to produce leaks at some future date. The problem is serious enough that under the...

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