Pugwash Conferences on Science and World Affairs on local water resources and biology. Pugwash does not have formal membership. All participants take part in their individual capacities and not as representatives of any organization, institution or government. Anyone who has attended a meeting is considered a "Pugwashite". There are more than 3,500 "Pugwashites" worldwide. As the birthplace of the Pugwash movement, the Thinkers' Lodge was designated a National Historic Site of Canada in 2008. The Jubilee 62nd Pugwash Conference devoted to nuclear disarmament will be held in Astana, the capital of Kazakhstan, in 2017. The conference will celebrate the 60th anniversary of the first Pugwash Conference, held
John Holdren the bet, when the price of metals had decreased by 1990. Holdren was chair of the Executive Committee of the Pugwash Conferences on Science and World Affairs from 1987 until 1997 and delivered the Nobel Peace Prize acceptance lecture on behalf of Pugwash Conferences in December 1995. From 1993 until 2003, he was chair of the Committee on International Security and Arms Control of the National Academy of Sciences, and Co-Chairman of the bipartisan National Committee on Energy Policy from 2002 until 2007. Holdren was elected President of the American Association for the Advancement of Science (AAAS) (2006–2007), and served