pollution- the presence in or introduction into the environment of a substance which has harmful or poisonous effects.
exhaust- make (someone) feel very tired.
fumes- an amount of gas or vapor that smells strongly or is dangerous to inhale.
scheme- a large-scale systematic plan or arrangement for attaining some particular object or putting a particular idea into effect.
spokesman- a person who makes statements on behalf of a group or individual.
reduce- make smaller or less in amount, degree, or size.
atmosphere- the envelope of gases surrounding the earth or another planet.
rainforests- a luxuriant, dense forest rich in biodiversity, found typically in tropical areas with consistently heavy rainfall.
environment- the surroundings or conditions in which a person, animal, or plant lives or operates.