Black Sky Event
Anons have prob seen this, but for those who haven't, it's an interdasting read. Black Sky Event definition:
>Black Sky events are any catastrophes, man-made or natural, that disrupt the normal functioning of society and its necessary infrastructures in multiple regions for extended periods of time.
(Aug '17)
https://www.breakingisraelnews.com/93732/us-government-preparing-black-sky-doomsday-scenario/