Made from carbon and oxygen, this gas is all around us. It comes from decaying and living things, but is also released when burning fossil fuels.

• Carbon Dioxide

• Methane

Tags

NGSS.MS-LS1-6

This gas is made from carbon and hydrogen. It is produced by farming cows and burning natural gas. It traps a lot of heat.

• Ozone

• Methane

Tags

NGSS.MS-ESS3-5

This layer of gas helps protect us from the suns powerful rays, but it is also a greenhouse gas produced by burning fuel in cars and factories.

• Ozone

• Carbon Dioxide

Tags

NGSS.MS-ESS3-5

This gas is made by bacteria in the soil and ocean. It is also produced by some factories. It is a powerful gas which damages the protective layer around the earth.

• Chlorofluorocarbons

• Nitrous Oxide

Tags

NGSS.MS-ESS3-5

This gas is made when water evaporates. It forms clouds and then rains back to earth. It can have a cooling effect, but it also blocks heat from escaping, so the planet gets hotter.

• Water Vapour

• Methane

Tags

NGSS.MS-ESS2-4

These gasses are not created in nature. They are extremely powerful greenhouse gasses and damage the earth's protective layer.

• Water Vapour

• Chlorofluorocarbons

Tags

NGSS.MS-ESS3-5