iii year semester vi sch1310 environmental pollution and control unit i introduction environment the term environment refers to ones surroundings the physical and biological factors along with their chemical interactions ...
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...Iii year semester vi sch environmental pollution and control unit i introduction environment the term refers to ones surroundings physical biological factors along with their chemical interactions that affect an organism or a group of organisms is biotic abiotic surrounding population consequently includes have influence in survival development evolution can vary scale from microscopic global extent examples include marine atmospheric terrestrial sum total all living including natural forces other things which provide conditions for growth as well danger damage segments consists various such atmosphere hydrosphere lithosphere biosphere following points highlight vital role played by life this planet protective blanket gases earth it protects hostile outer space absorbs ir radiations emitted sun reemitted thus controls temperature allows transmission significant amounts radiation only regions nm near uv visible meters radio waves e filters tissue damaging below acts source co plant phot...