greece greek athens protest fight police battle riot

Here's a friendly reminder on investing: pay attention to the rest of the world.

Just yesterday, U.S. markets fell sharply when Moody's cut its ratings on a host of Dubai government-controlled companies and after Fitch downgraded its credit rating on Greece (pictured) to BBB- from A-, highlighting "the weak credibility of fiscal institutions and the policy framework in Greece," according to theWall Street Journal.

That "weak credibility" is all over the world.

In no particular order, we round up the ten economic time bombs whose explosion -- some very possible in the next year -- could have serious consequences for global markets.

SEE INTERNATIONAL DISASTERS WAITING TO HAPPEN>>>