... During the second half of the 20 th century Colombian society underwent important transformations 4 . The role of the manufacturing, transportation, communications, financing and domestic public services sectors grew ...
... reliable treatment performance is critical for minimizing microbial risk, because health effects associated with microbial contaminants tend to be due to short-term, single dose exposure rather than long-term ...
... Although it may be possible to offset the reduced performance of removal processes (e.g. coagulation and clarification, and filtration) with increased disinfection, often the failure of one process affects the ...
... raw water quality can affect the efficiency of treatment ...each watertreatment plant encounters different ranges of raw water ...surface watertreatmentplants in ...
... wastewater treatmentplants through to difficult complex industrial ...in treatment of off gases from municipal and industrial waste watertreatmentplants, various industrial ...
... treatment when maintained and operated properly. The risks associated to equipment operation for the WWTP operators must be also considered in technology selection. Risk workshops always reveal that chemical ...
... inadequate water, sanitation and hygiene; representing 58% of the total diarrhoeal deaths in low- and middle-income ...a water safety plan (WSP) will support consistent good quality water (WHO, ...
... contact time are integral to disinfection kinetics and the practical application of the CT concept (CT being the disinfectant concentration multiplied by the contact time). Development and derivations of this ...
... Rasmussen V et al. (1994). A comparison of Cryptosporidium, Giardia and virus inactivation using chlorine residual and redox monitoring. Proceedings of the American Water Works Association Annual Conference, June ...
... limited water availability and the marginality of cropping areas allowed by the rustic nature of the species, have led to the need for increased water use ef- ficiency through irrigation ...pomegranate ...
... soil water storage associated with marked contrasts of sunlight incidence and mean temperature between slopes of opposite aspect (Parsons 1973; Armesto and Martı´nez 1978; Rozzi et ...in water availability ...
... of plants (Taiz and Zeiger, 2002). Water use efficiency (WUE), which relates biomass generation to water use (Tardieu et ...generated plants that consume less water and perform ...
... ambient water monitoring for the period 1999 onwards for Pennsylvania and 2001 onwards for ...that plants with either no ambient monitoring, or only one out of four quarters annual monitoring (for a ...
... (Excess WaterTreatment Plant) tiene por objetivo tratar solución Barren proveniente de la planta de Merrill-Crowe para reducir el contenido de cianuro así como los metales disueltos en la solución y ...
... the water is at risk or not (according to D2), while when cell concentrations very large ( for example 100-1000 ind/mL, as was the case in the initial populations), the instrument underestimated cell numbers in ...
... The opinions expressed in this publication are those of the authors and do not necessarily reflect the views or policies of the International Water Association or the World Health Organization. IWA, WHO and the ...
... donor plants, previously hot water treated and grown for three years under greenhouse conditions, with anti-aphid ...donor plants and micropropagated plantlets using different molecular diagnostic ...
... technology that uses composite nanotparticles which emit silver ions that destroy bacteria and other contaminants from water. Researchers at the Indian Institute of Technology Madras in Chennai, India, have ...
... the water restriction treatments, and the application of biosolids in the well-hydrated substrate led to a proportional increase in ...under water restriction caused a reduction in An, gs and E, which ...