Question of the day

What is the composition and structure of the CTBTO Preparatory Commission?

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Current Treaty Status
Member States182
Total Ratifications151
Annex Ratifications35
Latest State SignatoryTrinidad & Tobago
Latest Ratifying StateMarshall Islands
"1945-1998"

by Isao HASHIMOTO
A multimedia artist's take on worldwide nuclear testing from 1945-1998.

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Press Releases and Media Advisories

04 February 2010

UNESCO and CTBTO sign agreement to enhance disaster mitigation efforts more

15 December 2009

CTBTO Executive Secretary Tibor Toth welcomes the report of the International Commission on Nuclear Non-Proliferation and Disarmament more

17 November 2009

After Ten-Year "Hiatus" Entry Into Force of Comprehensive Test Ban Treaty an Achievable Goal more

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Highlights

05 February 2010

The CTBT is key for driving forward the Global Zero initiative.more

02 February 2010

Further ratifications needed to increase pressure on remaining holdouts.more

29 January 2010

CTBTO's Executive Secretary emphasizes G77 active engagement with CTBT issues.more

28 January 2010

CTBTO's data processing capabilities increase with overhaul of computer systems and migration to Linux.more

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CTBT in the News

Pugwash Consultations on CTBT Entry Into Force (Pugwash)

Russia and U.S. Lead Calls to Reduce Nuclear Arsenals (NYT)

Iran Nuclear Plans Start New Calls for Sanctions (NYT)

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Article XIV Conferences

Find all the documents of the latest conference here.