An investigation by Professor of Geological Sciences, Roger Bilham, of the science behind the earthquake and tsunami off the coast of Japan on March 11, 2011.
Length 47 minutes
Mark Strong | Roger Bilham | Simon Boxall | Gerard Fryer | Chris Goldfinger | Tom Jordan | Callum Macrae | Charles McCreery | Bill McGuire | Costas Emmanuel Synolakis | Jim Walsh