Tornadoes, the major cause of damage, destruction and death is how tornado pick up stuff throw theme butt also throw debris. Many people are killed or seriously injured. There are about 150 people killed annually by tornadoes mostly by F4 and F5 tornadoes. in Oklahoma it averages by 2 billion to 3.5 billion a year. The American Red Cross Association and there is the is tornado relief charity that give you food and some shelter for a few days until you can get yourself back on your feet.