Take the Celiac Disease Quiz to learn the causes, symptoms, and treatments for the condition caused by an allergy to gluten, a digestive irritant found in many common foods. Read more: Celiac Disease (Celiac Sprue) Quiz: Test Your Digestive Disease IQ.
Natural disasters fall into three broad groups: 1. Those caused by movements of the Earth. These occur with the minimum amount of warning and include earthquakes, volcanic eruptions and tsunamis. They are difficult to predict and impossible to stop.
Natural disasters caused a total of $1.5 trillion in damage worldwide between 2003 and 2013, according to a study by the United Nations Food and Agriculture Organization (FAO), which finds they caused more than 1.1 million deaths and affected the lives of more than two billion people. Source: FAO.