<map version="1.0.1">
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<node TEXT="The Doomsday Clock">
<node TEXT="History">
<node TEXT="Created in 1947 by the Bulletin of Atomic Scientists"/>
<node TEXT="Originally represented the likelihood of a nuclear apocalypse"/>
</node>
<node TEXT="Current Status">
<node TEXT="Moved to 100 seconds to midnight in 2020"/>
<node TEXT="Reflects the urgency of global issues like climate change and nuclear threats"/>
</node>
<node TEXT="Factors Considered">
<node TEXT="Nuclear Weapons"/>
<node TEXT="Climate Change"/>
<node TEXT="Biological Threats"/>
<node TEXT="Cyber Threats"/>
</node>
</node>
</map>