Apocalypse? How?!

The video debunks several myths surrounding the December 21, 2012 apocalypse, including the Mayan calendar, the rogue planet Nibiru, galactic alignment, and Earth's magnetic sphere reversal. It explains that these are hoaxes with no scientific basis and reassures viewers that there is no threat to Earth. The video highlights the role of NASA's David Morrison in addressing public concerns.

Discuss the phenomenon of the Earth's magnetic field reversal and its implications.

What is the overall conclusion regarding the threats to Earth in 2012 as presented in the text?