### Question
What is the definition of global catastrophic and existential threats?


### Answer
The definition of **global catastrophic and existential threats** is as follows in *6 U.S.C. § 821*:

> threats that with varying likelihood may produce consequences severe enough to result in systemic failure or destruction of critical infrastructure or significant harm to human civilization

#### Citation:
  - *6 U.S.C. § 821*
  - Heading: **CHAPTER 2-NATIONAL EMERGENCY MANAGEMENT > SUBCHAPTER II-COMPREHENSIVE PREPAREDNESS SYSTEM > Part F-Global Catastrophic Risk Management**

