Question

(a) What is the underline idea behind learning "the art of street sweeping''?
Class 6th ​

Answer 1

That is why many cities have chosen to hire street sweepers to keep the streets clean and to protect the town in case of a storm. Street sweeping helps remove debris from the gutter and roadsides that would otherwise go into storm drains, causing water pollution.

Answer 2

That is why many cities have chosen to hire street sweepers to keep the streets clean and to protect the town in case of a storm. Street sweeping helps remove debris from the gutter and roadsides that would otherwise go into storm drains, causing water pollution.