What is the role of nonbiodegrle in environment
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Non Biodegradable materials refers to those substances which cannot be degraded by natural processes(decomposition by Saprophytes). They require millions of years to degrade.
Non biodegradable pollutants are a threat to environment .
Plastic is one of the major non biodegradable pollutant. Others include DDT (Dichloro Diphenyl Trichloroethane) which is a pesticide, some fertilisers, metals also require about thousands of years to degrade,major metallic pollutants are mercury , lead , arsenic and radioactive elements like radium are also pollutants that not only harm the soil and plants but also the animals.
Polythene bags dumped in the soil are consumed by stray animals and this leads to death of the innocent creatures due to choking.
Therefore ban of these pollutants is a must.
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