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
Los Angeles flood of 1938 structures spared parts of Los Angeles County from destruction, while Orange and Riverside Counties experienced more damage. The flood of 1938 is considered a 50-year flood. It caused $78 million of damage ($ in dollars), making it one of the costliest natural disasters in Los Angeles' history. In response to the floods, the U.S. Army Corps of Engineers and other agencies began to channelize local streams in concrete, and built many new flood control dams and debris basins. These works have been instrumental in protecting Southern California from subsequent flooding events, such as in 1969 and 2005, which both had