Link: Google diving into 3D mapping of oceans | Tech news blog - CNET News.com. Can Google really pull this off? Can they map the oceans? A geophysics professor says it would take 100 ship years to map the oceans at high resolution. However, there are maps that predict or estimate what the ocean floor looks like. And, this is the likely start for the ambitious Google project. These guys really do want to take over the world.