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I am public health student in Arbaminch university which is one the poiner universities in Ethiopia ...
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I Will Present In My Class Seminar
Environmental issues; air pollution and water pollution; causes, effects and solutions
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Effects on Air Pollution
Air pollution refers to the contamination of the atmosphere by harmful substances, which can pose se...
GE3451
pollutants of water
pollution, the addition of any substance (solid, liquid, or gas) or any form of energy (such as heat...
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Land pollution is the addition of chemicals and organic substances in the soil which reduces it'...
Today, large population pressure is exerting tremendous pressure on our natural resources. Pollution...
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environment preservation and climate change
Ppt comprises the full information about environmental pollution, including water,air, soil and noic...
It talks about environmental pollution.
Pollution
INTRODUCTION OF POLLUTANTS
