Cussler

Book #86 was Polar Shift, the 6th book in Clive Cussler’s NUMA files series. The back of the book reads: Polar shift: It is the name for a phenomenon that may have occurred many times in the past. At the very least, it disorients birds and animals and damages electrical equipment. At its worst, it causes massive eruptions, earthquakes, and climatic changes. At its very