Which of the following statements concerning droughts in the United States or North American deserts is FALSE?
a. Droughts only occur in hot areas as they are temperature driven, which is why the Earth’s present warming is so concerning.
b. The large size of the North American continent is part of the reason the United States is quite vulnerable to drought conditions.
c. Droughts are relatively common in the United States and North America, with droughts typically occurring many times over a century.
d. Droughts in the United States can last for months to years, and they can result in more economic losses than floods or tornadoes do.
e. Despite the Earth being a water-covered planet, water only comprises a small part of the Earth’s volume and is mostly salt water.