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People in Britain often talk about climate and weather. They usually complain about their ____CHANGE____ weather. However, there are parts of the world where extreme weather causes real dangers to the _____POPULATE____. Sandstorms, tornadoes and floods ____REGULAR____ cause massive destruction. Lots of people become ____HOME____. To prevent this destruction, it’s important to forecast disasters in advance. Japan is the world ____LEAD______ in using new technology for this purpose. The Japanese have also worked out an _____EFFECT_____ system of informing people: phone companies automatically notify their customers about emergencies and disasters.These warnings are very efficient, and free of charge.