After completing this lesson, students will be able to:

Define the words, "disasters", "hazards" and "vulnerability"
Recognize that disasters result from both hazards and vulnerability,
Identify the 3 largest disasters in the world 19002015.
List four general approaches to the classification of disasters.
Recognize that disasters have been increasing worldwide for the past century, but more recent trends are unclear
Recognize the phenomenon of “hybrid” or “mixed” disasters.