
These spinning columns of air can cause massive, if weirdly localized, destruction. Readers discover the conditions under which tornadoes form. The informative text explains what Tornado Alley is, and introduces the Enhanced Fujita scale, which is used to measure the destructiveness...

These spinning columns of air can cause massive, if weirdly localized, destruction. Readers discover the conditions under which tornadoes form. The informative text explains what Tornado Alley is, and introduces the Enhanced Fujita scale, which is used to measure the destructiveness...