Abstract:
Cities are the centers of politics, economy, culture in a country, and also the concentrating sites of population, wealth and information.This feature makes modern cities on the verge of potential risk.That is to say once an earthquake occurred beneath a city, it will causes great damages, so earthquake prevention and disaster reduction is vital to a city.Traditional seismic disaster has the feature of great casualty, heavy losses and widely social impacts.With the development of urbanization, seismic disaster showed many new characteristics in 21st centuries, and it is a new challenge for us.Based on this, some countermeasures about how to deal the new situation are presented here, which will be helpful in the disaster reduction of cities.