this paper investigates householders’ attitudes to the recycling of solid wastes in one part of northern malaysia, namely alor setar town, kedah state. a postal questionnaire survey was administered to households in alor setar town in selected areas of high, middle and low incomes. 389 responses were obtained, a response rate of 86.4%. a personal interview with an official of the municipal co...

Recently, the major area of concern is the presence of the emerging pollutants in wastewaters, surface waters and ground waters. In most cases, the emerging contaminants refers to the unregulated pollutants, which can be included for future regulation depending upon research on their health effects and their occurrence. They generally includes surfactants, illicit drugs, endocrine disruptors, p...

Improving the sustainability of agriculture has become crucial to deal with tomorrow’s challenges such as supplying food to a continuously growing world population while mitigating its environmental impacts (e.g. climate changes). Recycling organic wastes to substitute chemical fertilizers for various organic ones (e.g. sewage sludge, household refuses, plant residues, livestock manures, agro-f...

Solid waste is a major disutility of urbanization in Nigeria as rapid urbanization combined with industrialization in Nigerian cities have created greater concentration of wastes than what these cities’ systems can possibly assimilate. One state where this problem is most severe is Lagos State. The size of the state, coupled with the other factors like population trend, topography, concentratio...

introduction: countries around the world are looking for an appropriate, stable, and affordable replacement for the natural energies. therefore, the waste is considered as an available resource to produce energy, which by controlling, its effects on the environment could be minimized. methods: to conduct this review article, all the scientific data related to the topic were gathered from scient...

Leather industry, one of the polluting industries because of generation of huge amount of liquid and solid wastes, also emits obnoxious smell because of degradation of proteinous material of skin and generation of gases such as NH3, H2S and CO2. Solid wastes are raw trimmings, fleshings, chrome shavings, buffing dusts and keratin wastes. Accumulation of these wastes lead to sludge problem and c...

Medical wastes include all infectious waste, hazardous (including low-level radioactive) wastes, and any other wastes that are generated from all types of health care institutions, including hospitals, clinics, doctor (including dental and veterinary) offices, and medical laboratories (42). 1 The main focus of concern has been on the portion of medical wastes that are defined as infectious, and...

This research was conducted to determine the effect of educational games developed on “Household Wastes and Recycling” raising awareness this issue. In research, a quasi-experimental design with pre-test-post-test control group used. The study consisted ninety-six 7th-grade students in total from two secondary schools located province Rize district Çayeli province. experimental group, 29 were i...