Why is timber so important to people?
Production of furniture, as fuel, making paper and cardboard and make cases, etc. etc.
It is available almost everywhere (although the amount of timber drops due to uncontrolled use). People rely on timber for making a lot of things.
Paper and cardboard, furniture, some gifts, to carry things without any accidents intercontinentally, to use during construction activities....
And many more activities depend on timber.
Some people all around the world, especially in developing countries and living in rural areas, use timber as fuel.