-For more than 10 years due to the effects of climate change, should the hurricane, flood situation turning more and more extreme, has tended to increase both the intensity, frequency of appearance, unusual properties and the degree of danger-On the Ha Tinh River basin for more than 10 years back are now constantly appears the flood the flood water levels pass history, specifically:+ In the flood water level: Stacie Painting in 2002 (15, 1,640) flood water level exceeds 0, the history 47m.+ In the flood water level: Republic 2010 (12, which he joked) flood water level exceeds 0, the history 09m.+ At Chu ceremony: flood water level in 2007 (16, 13 m) beyond the historical flood water level in 1996 is 0, 71m; The water level in 2010 (16, 56m) goes beyond the historical flood water level in 2007 was 0, 3.43 m.-Strengthening capacity of the rain over the years increasingly large and more extreme trends led to the flood water level status up fast, unexpected; While the flood water level down again very slow causes attenuated longer time.
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