385 research outputs found

    Knowledge and compliances of safety measures among the solid waste collectors in Kathmandu valley

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    Introductions: Safety measures of solid waste collectors are important to prevent occupational health problems. This study was designed to find out knowledge and compliance of safety measures among the solid waste collectors in Kathmandu Valley. Methods: A cross-sectional survey was conducted among solid waste collectors of Kathmandu metropolitan city from 12th August to 7th September 2018 by using a structured face to face interview schedule. Data were analysed by chi-square test, Pearson’s correlation and entered into SPSS 16 version. Results: Out of 117 waste collectors interviewed, more than 1/3rd (32.48%) had an adequate level of knowledge, and 1/5th (21.4%) had an adequate level of compliances. There was a weak negative correlation between level of knowledge and compliance on safety measures. Conclusions: One-third of respondents had an adequate level of knowledge about safety measures whereas only one fifth had an adequate level of compliances. Keywords: compliance, knowledge, safety measures, solid wastes collector

    Prevalence and distribution of marine Phytophthora and Halophytophthora in seagrass habitats in Victoria, Australia”

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    Seagrass meadows are rapidly declining worldwide, and recent studies indicate that oomycete microorganisms can infect seagrasses and cause dieback. This study found that various Halophytophthora and Phytophthora oomycete species are common in seagrass beds across Victoria and have the potential to damage these fragile marine ecosystems

    Economic Reintegration and Rehabilitation of Nepalese Landmine/IED Victims

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    This article examines the effectiveness of a victim-assistance program in Nepal conducted by Ban Landmines Campaign Nepal (NCBL). In the program’s two phases, the organization helped rehabilitate 67 victims of landmines and improvised explosive devices and reintegrate them into society. The report details the NCBL’s program goals, activities and outcomes, and addresses the challenges and future aspirations of victim assistance in Nepal

    Mine-risk Education in Nepal, 2009

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    Despite the signing of a 2006 peace agreement by the Nepalese government and the Maoists, Nepal’s mine clearance remains a work in progress due to the after-effects of its decade-long Maoist conflict and the emergence of small, armed groups. Ban Landmines Campaign Nepal (NCBL) is at the forefront of the country’s mine-risk-education efforts. This article examines NCBL’s MRE program objectives, expectations, methods and achievements, as well as the many challenges it faces

    Randomly Generated Triangles whose Vertices are Vertices of Regular Polygons

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    We generate triangles randomly by uniformly choosing a subset of three vertices from the vertices of a regular polygon. We determine the expected area and perimeter in terms of the number of sides of the polygon. We use combinatorial methods combined with trigonometric summation formulas arising from complex analysis. We also determine the limit of these equations to compare with a classical result on triangles whose vertices are on a circle

    Molecular and Crystal Structure of the Bis(Acetato)-Bis(4- Methyl-1h-Pyrazole)-Zinc(Ii)

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    Due to the low CO2 emission of geopolymers compared to Portland cement, interest in their use as binding cement has increased in recent years. The main goal of this research is to relate the green and sustainable characteristics to the good mechanical and chemical properties of fly ashbased geopolymers. For those purposes, samples of different ratios of fly ash (FA) and metakaolin (MK) were prepared. Mineralogical characterization of the geopolymer samples conducted using X-ray powder diffraction (XRD) showed that in the geopolymer synthesis reaction new amorphous phase was formed. Diffuse reflectance infrared Fourier transform spectroscopy (DRIFT) confirmed characteristic bands of Si-O and O-Si-O groups at 1045 cm–1 . Compressive strength analysis revealed that the optimal ratio of FA and MK is 50:50 and exhibits the highest value, while X-ray photoelectron spectroscopy (XPS) analysis revealed the total reduction of carbon content in the alkali activated geopolymer with optimal stoichiometry 50:50. The results of this research indicates the possibility to obtain a geopolymer material with almost complete absence of carbon, which implies further application as a material with very high environmental potential and zero carbon emission.distorted tetrahedral environment. Different pattern of non-bonding interactions involving chemically equivalent ligands influence the overall shape of the complex molecule. This is evident in different mutual position of the pyrazolyl and acetato ligands, which is associated with different hydrogen bonds. Two neighboring complex molecules forms hydrogen bonded dimer. There are no significant intermolecular contacts between dimmer
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