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John P. Holdren

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  • Nuclear Smuggling Day 2
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    Nuclear Smuggling Day 2

    Committee members heard testimony concerning the prevalence and ease of smuggling nuclear weapon-grade material out of the former Soviet Union and how much damage weapons made with even…

    30 views
  • Global Climate Change
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    Global Climate Change

    The committee heard testimony from scientists and environmental experts on reports of global changes in climate due to the production and accumulation of “greenhouse” gases. In recent years, concerns…

    113 views