Ready to learn about the carbon cycle and it’s functions. The carbon cycle is important to the world in many ways. Now your probably wondering what the carbon cycle is and why it’s so important. The meaning of the carbon cycle is to cycle carbon through Earth. The carbon is cycled through the atmosphere, land, water and organisms. Now that you know a the carbon cycle meaning you will want to learn the steps. In the carbon cycle there are 4 basic steps. Carbon enters the atmosphere, but in the another which is carbon dioxide. When the carbon dioxide is in the atmosphere a producer absorbs the carbon to make carbohydrates in photosynthesis.