Question

write about the 4R principles needed for the protection and conservation of environment​

Answer 1

Answer:

The 4 R's are reduce, reuse, recycle and recover. Reduce the amount of wastes which is produced. Recycle the wastes and use the recycled forms of wastes. Recover the maximum from the wastes after recycling to generate less amount of wastes.

Explanation:

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Answer 2

The 4 R's are reduce, reuse, recycle and recover. Reduce the amount of wastes which is produced. ... Recycle the wastes and use the recycled forms of wastes. Recover the maximum from the wastes after recycling to generate less amount of wastes.