Answer:
12.000
Explanation:
di di neolithic Revolution civilizations have begun around 12.000 years ago. It coincides with the end of the last ice age and the beginning of the current geological epoch, the Holocene.
Because it determines temperatures, wind patterns, and air pressure
If you search the coordinates it leads to a point in the ocean off the east coast of South America, the -3780m implies whatever is there is under the ocean, it would require high tech gear to reach that depth, since the box from mpk's video is said to be from the Mariana's web than that location could be were Atlantis was and or is resting but that's just me connecting the dots and I could very well be off by a Longshot
Time periods or blood periods or school periods.