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Our Earthship

How Nature Recycles Air

Captain RedbirdTreeHello! I'm Captain Redbird. Do you know that air is recycled by my home, the tree? Trees, green plants and grasses all recycle air. How do they do this? Well, like all living things, plants breathe. My home, the tree, is a very big plant and takes in air through tiny holes (pores) in its leaves. The green stuff in leaves is called chlorophyll. The green stuff uses energy from the sunshine, water and mineral salts from the ground, and a gas called carbon dioxide from the air, to make its food. When a tree makes food, it breathes out a gas called oxygen. Oxygen goes into the air for me and you to breathe.

Just think, trees breathe in a gas from the air which is not good for us, and breathe out oxygen which is necessary for us. We breathe in oxygen which is good for us, and breathe out a gas which is not good for us, but is used by trees and plants to make their food. How wonderful to have lots of trees and green plants to recycle and clean the air for us. Nature sure is wonderful!

Captain EarthwormLet's dig in with Captain Earthworm to learn how nature recycles soil!

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