In the past year, apart from the Covid disaster, floods are probably the second disaster for our country. Researchers of geography, astronomy and hydrometeorology have proposed the theory widely recognized by many people as due to climate change. When people litter, the fumes from the aircraft factory into the air will create substances that destroy the ozone layer, causing terrible rains that cause flood disasters. When rivers, hydroelectricity pedal no longer have enough capacity, water will overflow creating a flood that swept away all at high speed. And of course there will also be a lot of wealth, cattle will be swept away and even people will be swept away in floods and disappear. In our country where the floods happen the most, it will definitely have to mention the middle blanket. So let's each work together to protect the people of the lowlands and against climate change