Source: United Nations (video statements)
For decades, nuclear weapons were tested around the world. Since the Comprehensive Nuclear-Test-Ban Treaty (CTBT) opened for signature in 1996, that era has changed dramatically. This video, tied with its 30th anniversary being marked during the United Nations high-level week, shows how thanks to the CTBT, a global network of more than 300 monitoring stations can detect the telltale signals of a nuclear explosion anywhere on Earth. Discover how science, technology and diplomacy are helping turn the norm against nuclear testing into law.