Grobal warming
Today, the world suffers from a lot of environmental problem. One of them is global warming. This phenomenon is that heat stays in the earth because of increasing the amount of CO2 emission.
Global warming cause climate change, so it is very dangerous. For example, it had heavy rain in Hiroshima in 2014. What is worse, the rain caused sediment disaster and killed about 100 people. This photo is the disaster. Disesters like it happen a lot of places all over the world, so we have to make effort to solve this problem.
It's a very terrible scene. To prevent disasters from happening, we have to do what we can do to solve this problem.
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