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Water Quality Index(WQI) is a scale which help to estimate an overall quality of water based on the values of water quality parameters.The biggest problem of WQI is, the quality of water varies with the source of water collection and the standard range of acceptability which varies between national and international bodies.The index used for estimation of water quality of drinking… Continue

We are currently looking for someone to fill a vacancy for Research Officer in Reservoir Conditions Experimentation, search jobs.ac.uk or at www.imperial.ac.uk/employment and enter job code EN20100179 for more detials - closing date 20th September 2010.

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Iain

In the aftermath of the Japanese earthquake and resulting tsunami, amid fears of a radiological disaster, commentators worldwide are postulating one question: is this the end of nuclear power? When in fact, they ought to be discussing the wider energy mix.

The scale of the human tragedy and economic cost of the explosions at the Fukushima Daiichi nuclear power plant are undoubtedly tremendous. As analysts attempt to assess the long-term fallout, one resounding fact is clear: it is…

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The calculation of environment quality index is done by the following way :



For any environmental parameter like AAQ,SO2 etc. mean of the measured value taken from different location and at different time is converted to a cluster comprising of 13 groups(A-M).The conversion is done with the help of the standard max and min value of the parameter.The difference between the max and min is divided by 13 and each division is assigned a group.A is assigned to the first division… Continue

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