Trees are our Friends

They provide us with oxygen, freshen our air, give us shade and provide us with fruit.

Living Trees and People — Long-Time Friends

You probably know that trees are plants, but did you know that plants were on Earth long before people and other animals? In fact, if plants had not put oxygenOxygen (O)

Eighth on the periodic table, oxygen is a gas that forms 21% of the atmosphere. Oxygen is necessary for animal and plant respiration. into the air, people would not be around at all, because people need oxygen to breathe. All that happened a long time ago, but even now living trees do lots of things to make the earth a better place for people to live.

• They still supply the oxygen we need to breathe
• They help keep our air fresh by using up the carbon dioxideCarbon Dioxide (CO₂)
  
  A gas made up of carbon and oxygen, forming 0.03% of the atmosphere. Carbon Dioxide is a by-product of respiration and is absorbed by plants.
• They shade us from direct sunlight.
• Their leaves help make the air cleaner by trapping dust and pollen.
• When their leaves fall on the ground, they keep the soil underneath from drying out.
• Their roots hold the soil and keep it from washing away when it rains.
• They provide homes for other animals.
• They make it quieter by absorbing and reflecting loud noises.
• Some trees give us fruits and nuts to eat.

HomeAll about Fruit Trees

Here you can learn about fruit trees and why planting them in your neighborhood is such a good idea.  NextFruit and Nuts

Although we usually think of things like apples and peaches when we talk about fruit, nuts are also a kind of 'fruit' that grows on trees.