Environmcntal education, considered to be a "blueprint for the future'" (Ryan & Ray, 1991, p. 7) emerged in the 1970s in recognition of the rapidly escalating deterioration of the environment. It is now a part of education around the world, as human damage to the environment has become a major...
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Structural Dynamics Modification work often requires the inclusion of rational degrees of freedom in the modal data. These are not usually directly measurable because suitable transducers are not yet readily available. This work investigates the estimation of rotations from computed or measured...
Download PDF ↓This study was aimed at evaluating Environmental Education (EE) activities offered by selected Zambian institutions. The evaluation was centered on finding out EE activities which were being offered, their impact on learners' environmental awareness and challenges and prospects these institutions...
Download PDF ↓The purpose of this study was to analyse factors inhibiting the learning of mathematical skills among pupils with hearing impairments. The objectives of the study were to identify mathematical skills taught to hearing impaired pupils in lower basic classes. The study further looked at the mode of...
Download PDF ↓This thesis, with its focus on the Gwembe Valley, an area that has a long history of drought conditions in the country and one of those that was severely affected during the recent three year running drought (.1981-84) , attempts to find out about peoples' responses and adjustments to the drought...
Download PDF ↓In Zambia, like in many other countries, industrialisation has brought with it the problem of environmental pollution associated with industrial waste waters. The discharge of industrial waste water into public sewers may deteriorate sewer structures, increase maintenance costs, add problems in...
Download PDF ↓Artificial Intelligence (AI) based control techniques are becoming more popular for their applicability to complex control systems. In this research, an Intelligent Controller is designed for a non-linear process with complex dynamics - the Inverted Pendulum. The controller is designed to...
Download PDF ↓629. Levels of Chlorine and phosphorus containing pesticide residues on selected vegetables in Zambia
Tomatoes and cabbage samples were analysed for chlorpyrifos and monocrotophos residues by Gas Chromatography (^GC) vntYv electron capture detector. One field o? tomatoes and cabbage was treated for four weeks at the recommended dose of 0.61/Ha monocrotophos and 21/Ha chlorpyrifos. A second field...
Download PDF ↓The content of cadmium and lead in raw food crops consisting of cabbage, rape, tomato and maize collected from selected retail markets, and in daily diets collected from selected school dining halls in Kabwe and Lusaka was determined. Separate analyte solutions were obtained after wet digestion...
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