Scenario-based research on unconventional emergency decision-making

`Scenario-Response' has been regarded as a more effective emergency management model to unconventional emergency response. Started with the decision-making research for unconventional emergency, this paper analyzes the importance and relevance of scenario in the decision-making process for unconventional emergency. In accordance with this, the article demonstrates the whole decision-making process for unconventional emergency based on scenario and finally shows empirical research on Yushu earthquake to prove the important role that scenario play in the decision-making.