نتایج جستجو برای: toxic waste dumping
تعداد نتایج: 158076 فیلتر نتایج به سال:
Addressing the illegal dumping of construction and demolition waste (CDW) is challenging because there are significant costs associated with clean-up actions but, for many local authorities, no data available to describe this reality support decision-making process. This research focused on how study dynamic CDW dumpsites, characterising these occurrences in order understand factors that influe...
CONTEXT Industrial waste (which is composed of various toxic chemicals), changes to the disposal process, and addition of chemicals should all be monitored and controlled carefully in the industrial waste industry to reduce the health hazard to workers. CASE PRESENTATION Five workers in an industrial waste plant developed acute toxic hepatitis, one of whom died after 3 months due to fulminant...
The oxidation of sulfide minerals in coal and mine's waste materials produce acid mine drainage. The evaporation, oxidation, dilution and neutralization of this acid drainage lead to formation of secondary minerals. Due to having broad surface spreading these minerals have the potential of maintaining sulfates and many of the metallic elements. In order to carry out mineralogical and geochemica...
The oxidation of sulfide minerals in coal and mine's waste materials produce acid mine drainage. The evaporation, oxidation, dilution and neutralization of this acid drainage lead to formation of secondary minerals. Due to having broad surface spreading these minerals have the potential of maintaining sulfates and many of the metallic elements. In order to carry out mineralogical and geochemica...
We are in the midst of an ecological crisis which has been and continues to be provoked by human-led ‘environmental degradation’ (defined for purposes this editorial as any harm or adverse impact caused environment, including climate change, contamination land water through exposure dumping toxic hazardous substances wastes, air pollution, destruction ecosystems, depletion biodiversity) [...]
About 10% of the nalidixic acid-resistant (Nal(r)) mutants in a transposition-induced library exhibited a growth factor requirement as the result of cysH, icdA, metE, or purB mutation. Resistance in all of these mutants required a functional AcrAB-TolC efflux pump, but the EmrAB-TolC pump played no obvious role. Transcription of acrAB was increased in each type of Nal(r) mutant. In the icdA and...
August 2006 | Volume 4 | Issue 8 | e264 Among the wealth of microbial organisms inhabiting marine environments, cyanobacteria (blue-green algae) are the most abundant photosynthetic cells. Prochlorococcus and Synechococcus, the two most common cyanobacteria, account for 30% of global carbon fi xation (through the photosynthetic process in which sugars are manufactured from carbon dioxide and wa...
With increased population, rapid industrialization and life style changes, the characteristics and the rates of solid waste generation have gone under drastic change in India. Generally, in India, management of solid waste landfill is of major concern with respect to the existing circumstances. The illegal dumping of municipal solid waste on the outskirts of cities is creating major environment...
With increased population, rapid industrialization and life style changes, the characteristics and the rates of solid waste generation have gone under drastic change in India. Generally, in India, management of solid waste landfill is of major concern with respect to the existing circumstances. The illegal dumping of municipal solid waste on the outskirts of cities is creating major environment...
Waste generation and its control have taken an important role in our environment. With the doubling of population and changing lifestyle pattern of the inhabitants the quantity of municipal waste generated is increasing in an alarming rate. Most of this waste is subjected to dumping in a specified disposal yard. The greatest challenge to the environmentalists is the eco friendly management of t...
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