Single-celled organisms that live on, in, and around most living and non-living things

A long time with little or no rain and the water shortage that results

A community of livings things and its specific environment

The feeding order of species in an ecosystem

The place where a plant or animal lives or grows

A short period of higher than usual temperatures

Extremely large, powerful storm with very strong winds that occurs especially in the western part of the Atlantic Ocean

To add a material to something to stop heat, electricity, or sound from going into or out of it

Words that are used to make adjectives stronger

The seasonal movement of a complete population of animals from one area to another

Fog or haze that becomes darker by smoke or other air pollutants

Words and phrases that have the same meaning

An increase in the size of a solid or liquid because of a rise in temperature

The regular upward and downward movement of the level of the ocean that is caused by the pull of the Sun and the Moon on the Earth

A large destructive fire that spreads quickly in the wilderness