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YouTubeAbcd's What if ?
If Humans Disappeared, When Would the Last Light Go Out?
If every human on Earth disappeared right now, the world wouldn’t go dark instantly. Our power grids, satellites, nuclear plants, and even self-sustaining systems would keep running for a while. But eventually… everything would shut down. Here is the full timeline: After 1–2 minutes Airplanes crash. Traffic lights flicker without control ...
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