http://mobile.nytimes.com/2016/03/11/world/asia/japan-fukushima-nuclear-disaster.html?em_pos=large&emc=edit_nn_20160311&nl=morning-briefing&nlid=60578025&_r=0&referer=

Update on Fukushima clean up:

“But a full cleanup of the site — including the extraction of melted uranium fuel from the damaged reactor cores — is expected to take at least 40 years according to the government’s timetable and a century by other estimates. In the meantime, officials acknowledge, Fukushima remains vulnerable.”