Why was the term 'ground zero' significant during the Cold War?
Reference
OpenAI's Answer
During the Cold War, the term "ground zero" was significant because it referred to the point on the Earth's surface closest to a detonation, particularly of a nuclear explosion. The Ground Zero Indicator was a special instrument used by the British Royal Observer Corps to locate the ground zero of any nuclear blast. This concept was crucial for understanding the impact and planning for potential nuclear attacks during the tense geopolitical climate of the Cold War.
Source: Wikipedia
