a conceptual representation of tree's importance to the world

conceptual representation tree importance environment world one color concept concerns large stem cut lost black white save trees pericopsis mooniana nandu wood nedun hard tall beautiful timber vulnerable handsome brown dark shades heavy felled heartwood sapwood bark cambium rings annual future preserve nature ecology plant care background natural development conservation outside life trunk forest preservation protection protect environmental crack texture change growth lifetime leaf earth eco climate problem beginning choice atmosphere weather warming decision disaster control crisis tree's world