> A world without wood smoke would be a poorer, sadder, less pleasant-smelling world. It would also be a world without trees, because that's the only way to av

> A world without wood smoke would be a poorer, sadder, less pleasant-smelling world. It would also be a world without trees, because that's the only way to avoid ever breathing wood smoke. Forest fires are a natural phenomenon and there is no known way of entirely preventing them.