During the period of 1986-1987, Switzerland has made a key movement in its safety planning and reform, which is the research and development of the disaster risk diagram. The program has seen a break-through.
In the years between 1986 and 1987, Swiss carried out major changes in the aspect of security planning and reforms. It began to be devoted to the research and development of disaster risk map and made a breakthrough.
Sweden made a great transformation in Safety programming Reformation from 1986 to 1987, began to dedicate to developing and researching disaster risk layout, and made a breakthrough.
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