Fukushima hotspots in Tokyo

From today’s NY Times, here. Money quote:

the level of radioactive cesium in a patch of dirt just yards from where his 11-year-old son, Koshiro, played baseball was equal to those in some contaminated areas around Chernobyl.

Chernobyl as a biological experiment

Here‘s a fascinating account of what the exclusion zone around Chernobyl is like these days. There are two interesting interacting “dependent variables”: the removal of human beings and the radiation. Both are interacting.