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...Teachers mannual environmental sciences for diploma level courses preface lecture notes the proposed engineering course entitled science all branches is in accordance with approved syllabus this has been prepared by prof r p mathur former professor environment engg deptt of civil a fundamental dealing processes and management international national policies regulations have highlighted as multi disciplinary sustained effort necessary to keep contents updated department technical education govt uttarakhand arun kumar head ahec iit roorkee alternate hydro energy centre indian institute technology september about at workshop held october under leveraging rick potential water an resources recommendation introduce awareness within ongoing programmes was made subsequently it felt that material involved teaching required short term also may polytechnics therefore prepare per defined same presented here described seven chapters below chapter introduction biological systems ecology pollution na...