Japan nuclear alert at Fukushima - Q&A

To see the enhanced content on this page, you need to have JavaScript enabled and Adobe Flash installed. There have been a number of explosions and fires at the Fukushima Daiichi nuclear power plant in Japan, following Friday's earthquake and tsunami. Four of the plant's six reactors have been in trouble. How great a danger do these problems pose for people in Japan and further afield?

[abrahamcow]

メルトダウン

[yomayoma]

"the uranium fuel itself has a very high melting point so it is less likely to have melted, let alone vapourised"/-contamination"most has gone within a year. However, it lingers in the environment and can continue to present a problem for many years"