----- Nội dung dịch tự động từ ảnh ----- There are many different natural causes leading to natural disasters, and being aware of these causes enables us to be better prepared when they do anive. One of the most common natural disasters is flooding, which occurs when jiver bursts its banks and the water spills out onto the floodplain. During wet periods, flood warnings are often forecasted because of a great deal of heavy rain. There are other risk factors for flooding that we have to mention such as steep-sided channels cause landslide, the lack of plant and woodland break the flow of water. In othe words, there is little to slow the floodwater down if forests disappear. * Questions: 1) Why are there many natural disasters nowaday? 2) What is the most common natural disaster? 3) Do the shortages of plant and woodland cause flood? 4) When does flood happen? 5) Is there little to slow the floodwater down if forests appear?