Any idea about soil sealing exactly mean??

Question

I made some translation about digital basin,and I always meet this phrase

Thanks for your help!

Answer 1

Soil sealing refers to changing the nature of the soil such that it behaves as an impermeable medium (for example, compaction by agricultural machinery). Soil sealing is also used to describe the covering or sealing of the soil surface by impervious materials by, for example, concrete, metal, glass, tarmac and plastic.

Answer 2

i don't know!

Answer 3

soil sealing is used to describe what development does... soil resources are replaced by buildings, roads or any other kind of construction involved in the covering of land.