Theories of apocalypticism and/or spiritual transformation

* December 21 - End of the great cycle of the Maya calendar's Long Count and a 26,000 year planetary cycle in the Aztec calendar, and thus the alleged end of our world (the end of the cycle is dated December 23 by some calculations).
* According to the 1997 book The Bible Code the world will end due to a collision with a meteor, asteroid or comet.
* Interpreted by millennialists as a time when there will be an evolutionary change in human consciousness brought about by a series of world changing events or revelations. Following this period of upheaval they believe we will begin a new 1,000 year cycle in which peace, enlightenment and our environment take priority.
* The Olduvai cliff will begin and permanent blackouts will occur worldwide, according to "The Peak of World Oil Production and the Road To The Olduvai Gorge" by Richard C. Duncan.
* Terence McKenna's Novelty Theory claims that time is a fractal wave of increasing novelty that ends abruptly in 2012.
* Tibetan Monks practicing remote viewing prophecy that terrorism and covert war will bring on political polarization on a global scale. At the moment of weapon deployment divine extra-terrestrials will avert nuclear cataclysm by enlightening the world; heralding a new era of world peace.