Essential Vocabulary for Environmental Awareness

Key Environmental Terms and Definitions

Activist: A person who takes action to make political change.

Become extinct: To no longer exist (plants and animals).

Biodegradable: Able to break down naturally.

Carbon dioxide levels: The amount of carbon dioxide present in the atmosphere.

Carbon footprint: The amount of carbon dioxide produced by a person or company’s activity.

Climate change: Changes in the planet’s weather, particularly causing it to get warmer.

Congested roads: Roads which are blocked with traffic.

Conserve energy: Save energy.

Cut down (on): Reduce, use less of something.

Deforestation: The process of cutting down trees in a large area.

Emissions: Gas that is sent out to the air.

Endangered species: Animals or plants that may soon become extinct.

Environment: The place where people, plants, and animals live.

Environmental: Relating to the environment.

Environmentally friendly: Not harmful to the environment.

Extinction: A situation where an animal or plant no longer exists.

Flood: When a place is covered with water.

Fossil fuels: Fuel that comes from the ground, such as oil or coal.

Fumes: Gas or smoke which is usually dangerous.

Global warming: The gradual increase in the Earth’s temperature caused by greenhouse gases.

Green energy: Energy that is clean and doesn’t pollute the environment.

Greenhouse effect: The gradual warming of the Earth due to pollution and gases.

Greenhouse gases: Gases, especially carbon dioxide, that cause the greenhouse effect.

Natural resources: Materials from nature which we can use such as wood, coal, minerals, and water.

Nuclear energy/power: Energy produced by a nuclear reactor.

Organic: Free from artificial chemicals, in food and animals.

Overpopulation: Too many people in a place for the amount of food, space, and resources.

Ozone layer: Protective layer in the Earth’s atmosphere that protects from UV radiation.

Paris Agreement: International agreement between countries to make changes to affect climate change.

Pollution: Release of harmful materials into the environment.

Protest: Make a strong public expression of disagreement.

Recycle / recycling: Use waste materials again.

Reduce: Do less of something.

Reforestation: Planting lots of trees to replace ones that have been cut down.

Renewable resources: Natural sources of energy which don’t run out, e.g., solar and wind.

Rising sea levels: The increasing level of the sea’s surface.

Solar energy: Energy from the sun.

Solar farm: A large installation of solar panels for generating electricity.

Solar panels: A special panel which converts sunlight into electricity.

Sustainable: Able to continue over a period of time and not harmful to the environment.

Toxic waste: Poisonous waste.

Traffic: Lots of cars, lorries, etc. using roads.

Unsustainable: Using more of something than can be replaced naturally.

Wildlife: Animals, birds, and plants living in their natural habitat.

Wind energy: Energy from wind.

Wind farm: A large installation of wind turbines for generating electricity.

Wind turbines: Large constructions which convert wind into energy.