A coastal city is an important area and strategic focus of people convergency, national economy and society development, so the loss of the cities from natural disasters is very fierce and fatal.

• 沿海城市作为人口集聚、国民经济、社会发展重要区域和战略中心,自然灾害带来的损失是剧烈、致命的,亟待开展沿海城市自然灾害风险研究。