An illness in a person, animal or plant is called _________.

• issue

• disease

• pollution

• poison

Animals that live in a natural and free way are called _________.

• environment

• land

• wildlife

• tourism

A machine that cools the air is called _________.

• health

• poison

• air conditioner

• health

_________ is a form of energy that provides power for machines, computers, TVs, etc.

• Poison

• Electricity

• Cough

• Wildlife

The natural world where plants, animals, and people live is called _________.

• wildlife

• environment

• area

• land

To harm something or change something good into something bad is called _________.

• save

• affect

• improve

• damage

_________ means to make air, water, and land dirty and not safe to use.

• Pollute

• Reuse

• Save

• Reduce

_________ means to use something again, e.g. a bottle, a bag.

• Recycle

• Reuse

• Reduce

• Waste

To avoid using something (e.g. time, energy), or use less of it is called _________.

• waste

• save

• recycle

• cause

_________ means to make a place clean and tidy.

• Clean up

• Reduce

• Pollute

• Cause