Question

how can we reduce waste by source reduction

Answer 1

source reduction also known as waste prevention or pollution prevention ,is the elimination of the waste before it is created . it can also involve design , manufacture , purchase or used material and products to reduce the amount of toxicity is thrown away we can stop waste by this. we can do it as

pollution prevention : we can prevent pollution and environment will be safe

waste minimization  : we can minimize waste

Answer 2

Source reductions also known as waste prevention or pollution prevention, it is the elimination of waste before it is created.