<p>Present study was carried out in river kosi, Rampur district, India to assess the river water pollution for that, six sites are select to collect samples where industrial &amp; domestic waste is regularly mixing in river kosi and by these activities river ...

<p>Decisions involving complex systems with not well-known properties are complicated by the fact that epistemic uncertainties and risk regulations vary over time in an uncertain way. In practice, one often makes approximations by fixing the epistemic variables ...