6 предложений со словами pollution , contribute ,recucle , fertilizer , on the one hand...

Question

6 предложений со словами pollution , contribute ,recucle , fertilizer , on the one hand ,traffic fume

Answer 1

Pollution of the air, land and water comes from a variety of sources.
A fertilizer is a material to supply one or more plant nutrients essential to the growth of plants.

Comments

On the one hand education is important, on the anothe it is very difficult