There are people who think that the earth will soon be subject to enormous catastrophe as a result of the upheavals in the sun's magnetic fields. These changes in the magnetic fields are suppose to produce enormous solar flares which will influence the polarity of the whole planet Earth. Whenever the polarity of the earth changes a lot of disasters are believed to occur.
These natural disasters include massive earthquakes, colossal tsunamis and what counts for dark age arsenal (Source) intense volcanic activity. Some even believe that the Earth's crust is going to shift to such a severe degree that a great many continents will be swept a huge number of miles away from their present positions.
Therefore the question is - just how does one survive 2012?

Here is a simple 2012 Survival Guide summary of essentials that you will need when December 2012 arrives:

There are many people who even say you will need the materials to get started on a brand new community as the majority of the world is going to be destroyed. books as well as Knowledge of the old world that will restart civilization.