Floods have a huge impact on people's lives. We all know that every year in the rainy season, our people live in poverty. Rising water flooded houses and public works. Damage to people's property. The sewers are clogged, the roads are difficult, affecting traffic problems. Not only property damage, but floods also cause harm to people's lives. Therefore, before each rainy season, we need to take measures to prevent and control the flood. How to ensure human life at the same time preserve the material property of both the public and the individual.

Every year, our country occurs about 10 to 15 flash floods in the Northern mountains region, Central region, Highlands and southeast region. Due to extreme weather, heavy rain, prolonged rain is the cause of trigerring flash floods and landslides, taking away trees, soil and of course people and property where it passes.

Thus, natural disasters resonnate with man-made disasters causing floods, flash floods, and landslides that are increasingly serious. If this situation cannot be changed, floods and landslide will continue and there cannot be a better outcome.

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