BBC: Since moving to Japan in 2012, I have reported on the aftermath of the Fukushima nuclear disaster - speaking to experts, visiting the site and watching the clean-up. For the Editors, a programme which sets out to ask challenging questions, I consider what I have learned. Firstly, Fukushima was not an unavoidable natural disaster. For many outside Japan it is easy to draw the conclusion that Fukushima is unique, as very few places experience such huge earthquakes and tsunamis as Japan. So, the logic...