http://www.zerohedge.com/contributed/2013-08-01/fukushima-worse-you-know
So, Fukushima is killing the Pacific Ocean. How serious is that? Extremely...
The world's largest geographic feature, the Pacific Ocean covers more than 166 million square kilometers (more than 64 million square miles)—about one-third of the earth's surface. The area of the Pacific is greater than that of all of the continents combined, and it makes up nearly half of the area covered by the earth's oceans. http://www.gdrc.org/oceans/world-oceans.html
PLUS, water travels all over the world.