The studying of all the natural things in an area or the world.

Substances that make air, water and soils dangerously dirty.

Large amounts of carbon dioxide has caused increases in global temperatures around the Earth.

The process to put used objects or materials through a special process so that they can be used again.

Substances that exist in nature and can be used by people, for example petroleum, trees and minerals

The heavy rains can cause ________, often destroying land and property.

All the animals and plants in a particular area, and the way in which they are related to each other and to their environment

When gasses in the atmosphere trap radiation and heat up the planet.

The mixture of gases that surrounds a planet.

Best known as the 'Lungs of the Planet"

A place where the weather is very hot and wet

The large flat areas of land in the north of Russia, Canada etc, where it is very cold and there are no trees

A person who studies the way in which plants, animals, and people are related to each other and to their environment

A sudden catastrophic event or accident which causes great damage or suffering

Having many different types of plants, animals, insects, etc in an area.

The top layer of the earth in which plants grow

The process by which rock and soil is gradually destroyed by wind, water and/or pollution

A way of getting natural gas from underground rock by pumping a liquid at high pressure into the rock to make breaks in it that allow the gas to come up

The work or industry of getting gold, coal etc out of the earth

The cutting or burning down of trees in a large area.

A substance that is taken from under the earth or under the sea and burned to produce heat or energy.

Energy sources such as petroleum that were made by decaying organic matter over millions of years.

Gas or other substance that is sent into the air.

To use as little water, energy etc as possible so that it is not wasted.

To make a place or substance dirty or harmful by putting something such as chemicals or poison in it.

Scientists who study the weather

Typical weather conditions in a particular area

A person who studies the way in which people interact with their environment.

Storms that have high winds and high seas in the Atlantic Ocea.

Water that contains no salt; opposite of saltwater.

To break down into smaller parts by a slow natural process, especially through the action of particular bacteria or fungi; similar to decay

Large areas of land where garbage is buried.

Power created by splitting atoms

Power from the sun.

Creating from moving water.

A kind of large fan that is moved by air to create power.