Meaning: Plants help to clean the air by removing pollutants.
Choice of Words: Reduce means to make something less in amount or degree. Pollution is the contamination of the environment with harmful substances.
Alternative Expressions
Plants clean the air.
Meaning: This means that plants make the air cleaner by removing some of the bad stuff that can make people sick.
Choice of Words:Plants are green things that grow in the ground and need water and sunlight to live. Clean means to make something free of dirt or germs. Air is the stuff we breathe. When you put them together, "Plants clean the air" means that plants make the air cleaner.
Plants make the air better.
Meaning: This means that plants make the air better by removing some of the bad stuff that can make people sick and by adding things to the air that are good for people to breathe.
Choice of Words:Plants are green things that grow in the ground and need water and sunlight to live. Make means to create something. Better means to make something good even better. Air is the stuff we breathe. When you put them together, "Plants make the air better" means that plants make the air cleaner and healthier.