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The main effect of flood control and drought in China

2018-06-15  |   Editor : houguangbing  
Category : Social Sciences

Over the past 60 years, under the strong leadership of the Chinese government, the departments at all levels have worked closely together to unite and cooperate. The broad masses of the military and the people worked together and struggled to overcome the great floods of rare history and the serious drought in the past few years, to ensure maximum production and consumption of water for urban and rural residents, and provide a strong guarantee for economic and social development.

First, to ensure the safety of flood control.

China relies on the gradual improvement of engineering and non-engineering flood control systems, relying on the broad participation of the whole society and the coordination among various departments at all levels, defeated the Yangtze River in 1998, 2003 and 2007 Huaihe River, 2005 Pearl River and other major floods. The maximum reduced flood damage. According to the constant price estimate in 2000, since 1949, the direct economic benefits of flood control and disaster reduction in the seven rivers and the Taihu Lake Basin have reached 3.69 trillion yuan, and flooded a total of 160 million hectares of arable land, with an average annual 2.71 million hectares of cultivated land. With the continuous improvement of China's flood control system, the number of deaths due to floods each year showed a significant reduction trend.

Second, to ensure the safety of water supply.

Since 1991, China's average annual drought-resistant irrigation area has reached 471 million mu, an average annual recovery of 39.41 million tons of grain loss, an average of 24.36 million per year to solve the temporary consumption of 19.8 million large livestock difficult. In this winter and spring season, China once again serious drought, the highest daily investment in the number of 14.51 million people, 1.5 million open electromechanical wells, dispatched motorized water vehicles 280,000, the cumulative investment in a drought-related funds 4.1 billions to complete the drought-resistant irrigation area of 1.53 100 million mu, temporary settlement of 181 million people, 570,000 large livestock due to drought drinking water to ensure that the social stability to the disaster area to protect the healthy development on the economy and society.

Three,to ensure the protection of typhoon.

China has an average of seven typhoons each year in the coastal landing, up to 12 years. The Chinese government to ensure the safety of people on the disaster prevention work in the first place, closely around the "dead, fewer hurt" targets, highlight the "prevention," "avoid," "treatment" three important links. It has achieved great results. In 2008, China has 10 typhoons or tropical storm landing, typhoon landing time early, the number of large, strong, due to careful deployment, effective measures, the annual emergency resettlement of 415 million people, organized evacuation vessel's ship, the number of deaths due to typhoon disaster than the annual reduction of Qi Cheng, the affected population reduced by two percent, collapsed houses reduced by 60%, disaster losses fell below a minimum.

Fourth, to reduce the secondary disasters.

Low temperature rain and snow, earthquakes, etc. often bring serious secondary disasters. In particular, by the 2008 "5.12" Wenchuan earthquake, the country has 2473 reservoirs, 1229 km dike damage to varying degrees, there are 822 hydropower station danger, due to landslides blocking the river formed 105 barrier lake, and due to large water-supply system. Area paralysis caused 955.6 million people drinking water difficult. We urgently deployed water experts and survey; design, rescue and technical personnel 1780 people rushed to the disaster area, emergency mobilization of construction machinery and emergency supplies, together with the affected areas of the water sector.

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