Other Risks

A human-caused disaster is a major destructive event that results from human intent, negligence, or error, rather than natural hazards. These events can include industrial accidents, acts of terrorism, warfare, transportation failures, and environmental damage from pollution or poor system design.
The Canadian Disaster Database Reference identifies the following as Human-Caused disasters.
Sociological Disasters
Arson
Civil Incidents, including demonstrations and rioting
Hijackings
Terrorist activity
Technological Disasters
Explosions
Fire
Hazardous Chemical Release
Infrastructure Failure
Transportation Accident
Space Events / Incidents