Media Advisory - One year after Fukushima
the CTBTO's contributions to mitigating
natural and nuclear disasters

Vienna, 7 March 2012

Media and non-governmental organizations are cordially invited to join the colloquium.

CTBTO Past and Future Contributions to Emergency Preparedness: Fukushima Case Study

Friday 9 March 2012, from 10:00 to 13:00, Vienna International Centre, M Building, room M3

Apart from detecting nuclear tests, each of the CTBTO’s four monitoring technologies – seismic, hydroacoustic, infrasound and radionuclide – provides States with real-time, high-quality data that can help save lives in the event of disasters, in particular tsunamis and nuclear accidents.


10:00 – 11:20 Introduction

  • Introduction and significance
    CTBTO Executive Secretary Tibor Tóth
  • Japanese perspective
    Japanese Ambassador Toshiro Ozawa
  • IAEA perspective
    IAEA Deputy Director-General Denis Flory
  • UNSCEAR perspective
    UNSCEAR Chair Wolfgang Weiss
  • WMO perspective
  • WHO perspective
    WHO Director, Public Health and Environment, Maria Neira
  • UNESCO/IOC perspective
    UNESCO Assistant Director General and Executive Secretary of the Intergovernmental Oceanographic Commission, Wendy Watson-Wright
  • CTBTO response
    International Data Centre Director Lassina Zerbo
  • Questions and answers

11:20 – 11:40 Coffee Break

11:40 – 13:00 Technical Response - by CTBTO experts

  • Overview and concepts
  • Seismic analysis of the Tohoku Earthquake
  • Accurate event locations using regional observations
  • Hydroacoustic data from the Tohoku Earthquake
  • From Tohoku Earthquake to civil applications using infrasound
  • Performance of the IMS radionuclide network during the Fukushima event
  • Radionuclide analysis of the Fukushima event
  • Questions and answers

Moderator: CTBTO Spokesperson Annika Thunborg

Registration: Due to limited space, media and non-governmental organizations are kindly requested to register and media to indicate audio-visual equipment they intend to bring (Pablo Mehlhorn,, T el. +43 1 26030-6451).

The event will be live-streamed on the CTBTO website.

Note for Broadcasters: B-roll will be available for download from the CTBTO’s Newsroom on Friday 9 March 2012. It includes a new animation showing the spread of radioactive releases, CTBTO monitoring stations in Japan and the operations room of the Earthquake and Tsunami Division of the Japan Meteorological Agency.  Contact Kirstie Hansen (, T el. +43 1 26030-6540) for details.

For further information on the CTBT, please see – your resource on ending nuclear testing,
or contact:

Annika Thunborg,
Spokesperson and Chief, Public Information

T    +43 1 26030-6375 
M    +43 699 1459 6375      

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