Twenty years ago today, Kazakhstan closed a dark chapter in its nuclear history by officially shutting down the infamous Semipalatinsk nuclear test site in the northeast Kazakh steppe. Over a 40-year period, the Soviet Union conducted more than a quarter of the world's nuclear tests at the site. Today, locals live with the lasting legacy of the horrendous tests -- birth defects, cancer, and deeply irradiated soil and water.
The Dark Legacy Of Semipalatinsk
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A giant cloud of black smoke arises as Kazakhstan's last nuclear weapons test site is put out of action with a bang in July 2000. The former Soviet republic blew up the sole remaining test tunnel at Semipalatinsk with 90 tons of explosives.