Rill Erosion - The removal of soil on slopes where water runs off and soil accumulates into small channels.

Gully Erosion - When concentrated flow erosion is erosion by water flowing in channels that may range from a large rill to a small gully.

Splash Erosion - In splash erosion, raindrops break the bonds between soil particles and splash them a short distance. These particles are much more vulnerable to erosion by water flowing over the surface.

Atmosphere - The atmosphere is the upper part of the air around the earth. The atmosphere protects us from the suns ray’s.

CFC - CFC’s are any chemical that give off a harmful fume that hurts the ozone layer.

Air - The air is what we breathe from the atmosphere. It is a mixture of carbon dioxide, oxygen, nitrogen, hydrogen, and trace gases.

Environment - The environment is the place were animals and plants live to survive.

Ozone - The ozone is part of the atmosphere that protect us from the sun’s rays.

Rainforest - Rainforests is a place with a lot of animals and plants. There is few rainforests left because human are cutting them down to fast.

Extinction - When all of animals of one species are all killed off.