Environment

Mean gas sent out into the air that is harmful to the environment

rain that contains large amount of chemical

Containing term or poisonous or polluting substance

Means the number and types of plant and animals that exist in a particular habitat

A substance able to decay naturally without harming the environment

Situation when a place contains too many people or things

Damage caused to water air land by harmful substance or waste

Unwanted matter or material of any type as what is left after use

Means to use something again for a different purpose

Plant animal and people living together with their environment