نتایج جستجو برای: reduced water supply
تعداد نتایج: 1230943 فیلتر نتایج به سال:
The Khmer kingdom, whose capital was at Angkor from the 9(th) to the 14(th)-15(th) century, was founded in 802 by king Jayavarman II in a city called Mahandraparvata, on Phnom Kulen. Virtually nothing more is known of Mahandraparvata from the epigraphic sources, but systematic archaeological survey and excavation have identified an array of cultural features that point to a more extensive and e...
many mobile and off-grid devices include electronics and other electrical consumers like servo drives, which need a quite low supply power. since the price for photovoltaic modules drops continuously, photovoltaic power supply is interesting in more and more applications. in solar powered systems, a battery is needed to store energy for the night and cloudy periods. the power electronics of suc...
.......................................................................................vi LIST OF TABLES.................................................................................x LIST OF FIGURES...............................................................................xii CHAPTER I. SITE FAITHFUL BEHAVIOR IN BIRDS: DEFINING AND QUANTIFYING FIDELITY WITH IMPLICATIONS FOR CONSERVATION...
In Shanxi Province, China, children living in the endemic fluoride village of Sima (water supply F = 4.12 mg/L) located near Xiaoyi City had average IQ (97.69) significantly lower (p < 0.02) than children living to the north in the nonendemic village of Xinghua (F = 0.91 mg/L; average IQ = 105.21). These differences were not associated with gender, but the IQ scores were directly related to edu...
Water vendors, selling water door-to-door from donkey carts, are an important source of domestic supply in low-income urban areas in Sudan, as in other developing countries. A study of the demand for this service showed that it was of negligible elasticity, with no evidence of direct control of the price by a monopoly or cartel. It follows that the price of water paid by the poor could be great...
INTRODUCTION Access to safe drinking-water is one of the most important public health concerns in an emergency setting. This descriptive study reports on an assessment of water quality in drinking-water supply systems in areas affected by Typhoon Haiyan immediately following and 10 months after the typhoon. METHODS Water quality testing and risk assessments of the drinking-water systems were ...
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