The Haiyuan earthquake changes the course of rivers, dammed other rivers, and generated landslides and ground cracks over large areas. 1. 1556 Shaanxi earthquake . The 1556 Shaanxi earthquake is the deadliest earthquake on record, having killed about 830,000 people. The earthquake struck on the morning of January 23, 1556, in Shaanxi, China during the rule of the Ming Dynasty. Over 97 counties in the region were affected by the earthquake.
Most of the important dietary staples, such as fiber, vitamins, and potassium are contained in the skin. Baked potatoes are also a great source of iodine; one medium potato provides about 40% of the recommended daily amount of iodine. Serving Size (1 medium potato), 60 micrograms of iodine (40% DV), 161 calories.
Most people in the United States get enough iodine from foods and beverages. However, certain groups of people are more likely than others to have trouble getting enough iodine: 1  People who do not use iodized salt. 2  Adding iodine to salt is the most widely used strategy to control iodine deficiency. Fruits and vegetables, which contain iodine, although the amount depends on the iodine in the soil where they grew and in any fertilizer that was used. 2  Iodized salt, which is readily available in the United States and many other countries.