Natural disasters in China disaster-reduction undertakings by way of collecting and analyzing disaster information, assessing disasters and emergency relief, and analyzing and studying disasters using such advanced technology as satellite remote sensing. Natural disasters in China China is one of the countries most affected by natural disasters. It had 5 of the world's top 10 deadliest natural disasters; the top 3 occurred in China: the 1931 China floods, death toll 3 million to 4 million, the 1887 Yellow River flood, death toll 0.9 million to 2 million, and the 1556 Shaanxi earthquake, death toll 0.83 million. "Natural disasters occur frequently in China, affecting more
History of flooding in Canada due to sewer back-up, not fire. Floods occur five times as often as wildfires, the second most frequent natural hazard in Canada. Between 1900 and 2005 there were 241 flood disasters in Canada. The 1894 Fraser River flood had a return period of slightly more than 500 years and the 1948 flood was close to a 200-year event. The 1997 Red River flood was named the 'flood of the century'. The International Joint Commission (IJC)'s 1998 report warned that although the 1997 Red River flood had a "return interval ranging from 100 to 500 years, depending on the location", there