To become hotter or to make something hotter. In the context of the Earth, it refers to the rising temperature of the planet.
Warm up
All the plants, animals, and people living in an area considered together with their environment as a system of relationships.
Ecosystem
A soft, white fiber that grows on a plant
cotton
The order in which living things depend on each other for food
food chain
The general weather conditions usually found in a particular place.
Climate
To be caught in a situation or place that you cannot escape from
get trapped
A person who tries to protect the natural world from pollution and destruction
environmentalist
A light, strong material that is produced by a chemical process
plastic
To decay or break down into smaller parts naturally over time, usually by bacteria or fungi.
Decompose
A hard, shiny material like iron, gold, or steel
metal
A forest in a tropical area that receives a lot of rain.
Rainforest
A long period when there is little or no rain.
Drought
Damage caused to water, air, etc. by harmful substances or waste.
Pollution
The soft, thick hair of sheep used to make cloth
wool
The hard material that trees are made of
wood
To be likely to cause harm or damage to something or someone; to put at risk.
Threaten
A gradual increase in the world's temperatures.
Global warming
A hard, transparent material used for windows and bottles
glass
The protection of nature, animals, and the environment from being damaged or destroyed.
Conservation
The process of treating used objects or materials so that they can be used again.
Recycling
A strong, elastic substance often used for tyres
rubber
To make food or drink go down your throat into your stomach
swallow
Cannot be seen with the eyes
invisible
An organization set up to provide help and raise money for those in need.
Charity
A group of wind turbines that are used for producing electricity.
Wind farm
Animals and plants that live in the ocean
marine life
To change from a solid substance into a liquid because of heat.
Melt
A hard, white material used for making cups, plates, and bowls
china
Helpful for doing or achieving something
useful
Thin material used for writing on or wrapping things
paper
A large amount of water covering an area that is usually dry.
Flood
The measure of the amount of carbon dioxide released into the atmosphere by your activities.
Carbon footprint
The natural home or environment where an animal, plant, or other organism lives.
Habitat
A substance obtained by a scientific process which can sometimes be harmful
chemical
A light, soft material taken from the bark of a tree
cork
A material made from the skin of an animal
leather
A mass of air or water that spins around very fast and pulls things into its center
vortex
The life of animals and plants that grow independently of people, usually in natural conditions.
Wildlife
To treat things that have already been used so that they can be used again.
Recycle
Power obtained by using the energy of the sun.
Solar energy
A type of animal or plant that is in danger of disappearing forever because there are very few of them left.
Endangered species
A scientist who studies the ocean
oceanographer
A stiff, thick paper used for making boxes
cardboard