نتایج جستجو برای: human wastes

تعداد نتایج: 1654556  

2013
Shashank Shekhar Tiwari S. H. A. Kazmi

“Earth provides enough to satisfy every man's need, but not every man's greed.” Rapid industrialization has resulted in the generation of liquid, solid and gaseous wastes in such a huge quantity that a serious threat is likely to be posed to the quality of water in the years to come. The crux of the present day environmental problem concerning the water is further accentuated due to everyday po...

Journal: :Environmental Health Perspectives 1999
D O Carpenter M Cikrt W A Suk

Issues of hazardous waste management are major concerns in the countries of eastern and central Europe. A National Institute of Environmental Health Sciences-supported conference was held in Prague, Czech Republic, as a part of a continuing effort to provide information and promote discussion among the countries of eastern and central Europe on issues related to hazardous wastes. The focus was ...

2016
Chao Han Wei Wang Feng Xie Hugo F. Lopez

Mercury is receiving more concern due to its high mobility and high toxicity to human health and the environment. Restrictive legislations and world-wide efforts have been made on mercury control, especially the release and disposal of mercury-contaminated wastes. This paper describes a novel technology for detoxifying mercury-containing solid wastes with thiosulfate salts. Various parameters w...

Journal: :Revista de saude publica 2002
Danielle Serra de Lima Moraes Berenice Quinzani Jordao

The objective of the study is to analyse the actual availability of water resources and its impact on human health deterioration. The following aspects were studied: (a) human activities and environmental deterioration; (b) statistics on the availability and demand of water resources; (c) urban and industry wastes as sources of water resources contamination; and (d) deleterious effect of contam...

D. Balarak, M. Moradi Golrokhi, M. Nasrollahi, MA. Zazouli,

Objective: Dental solid wastes often contain hazardous substances. The first step of management of dental solid wastes includes detection and classification of these substances. This study aimed to qualitatively and quantitatively assess the management of solid wastes by dental offices in Urmia city in 2013. Methods: This descriptive study was conducted on all private dental offices in Urmia...

This study was carried out to reveal the plastic wastes separation practice and disposal mechanism as well as awareness of the negative impact of plastic wastes on the environment, in Makurdi area of Benue State, Nigeria. Questionnaires were administered to 468 individual respondents in 6 sub-locations of the city. Inquisition was also made from 10 hospitals, 6 market centers and the waste mana...

Management of municipal solid wastes (MSW) in most developed societies now involves the use of thermo-chemical conversion methods. This leads to energy and material recovery while also protecting the environment. However, till date most of the wastes generated in Nigeria (including plastic wastes) are either land-filled or openly burnt. These methods are not sustainable and environmentally non-...

2017
Mohammad Saeed Rad Andreas von Kaenel Andre Droux François Tièche Nabil Ouerhani Hazim Kemal Ekenel Jean-Philippe Thiran

Littering quantification is an important step for improving cleanliness of cities. When human interpretation is too cumbersome or in some cases impossible, an objective index of cleanliness could reduce the littering by awareness actions. In this paper, we present a fully automated computer vision application for littering quantification based on images taken from the streets and sidewalks. We ...

2015
Tabue N. Raymond Madgan E. Roland Kenfack M. M. Françoise Zeukeng Francis Esemu F. Livo Seumen T. H. Clovis

BACKGROUND Rabies is a neglected enzootic disease which represents a serious public health problem. In Cameroon, efforts to prevent human deaths caused by rabies are often thwarted by the lack of community awareness. The community knowledge, as well as attitudes and perception on rabies, is therefore important for both prevention of human deaths and control in animals. METHODS A cross-section...

Journal: :Journal of Threatened Taxa 2022

In this paper, we report monitoring of a resident population Mugger Crocodile Crocodylus palustris (Lesson, 1831) along stretch 3.5 km the river Savitri on outskirts Mahad town Raigad District in Maharashtra, monthly basis from 2014 to 2021. This is increasingly becoming sink anthropogenic wastes emerging adjacent settlements impacting its habitat value, and puts reptile side by with humans hum...

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