1) The document discusses the Mayan prophecy that the world will end on December 21st, 2012, when the Mayan long count calendar resets to zero.
2) It presents arguments both for and against the world actually ending on this date, noting a lack of scientific proof for the prophecy while also discussing theories about polar shifts and alignments.
3) It concludes by suggesting that people focus on living in the present rather than worrying about predictions of the future or past.