Importance of Trees ,Trees as natural air filter,Protection of soil by trees,Trees provide shelter,Trees are noise buffers,Medical use of trees,Trees : Important part of our Ecosystem.
Importance of Trees ,Trees as natural air filter,Protection of soil by trees,Trees provide shelter,Trees are noise buffers,Medical use of trees,Trees : Important part of our Ecosystem.
Air pollution: its causes,effects and pollutantsMaliha Eesha
This presentation gives the complete detail of air, air pollution, air pollutants and their types, each pollutant in detail and its causes and effects, acid rain, methods of prevention,smog,acidification,indoor pollution and so on. It is a complete package and I hope it'll be helpful in school! :)
Air pollution: its causes,effects and pollutantsMaliha Eesha
This presentation gives the complete detail of air, air pollution, air pollutants and their types, each pollutant in detail and its causes and effects, acid rain, methods of prevention,smog,acidification,indoor pollution and so on. It is a complete package and I hope it'll be helpful in school! :)
