Trees are essential to the survival of the human race. They provide fruit, which feed the body, and the conversion of carbon monoxide, a product of human waste, oxygen, and is essential for life. 
Trees provide shelter in the storms, and wood for heating, construction, and shade from the hot sun, not to mention they add beauty to the landscape. The trees are important and significant throughout history, from the Druids and the ancient Greeks to modern society and culture.
Trees are long-term flexibility. It is not uncommon for a big tree to be hundreds of years. Trees have root systems and a strong foundation that leads to a strong branches and trunks. They persevere through the difficult winter and hot summers. Adapt to the climate and location as they grow where they are immovable and fixed.
