CloseClose

 Encyclopedia.com -- Online dictionary and encyclopedia of facts, information, and biographies
Close window

Paul Richards Q&A: Verifying the Comprehensive Test Ban Treaty (CTBT)

Dr. Paul Richards from the Lamont-Doherty Earth Observatory, Columbia University answers questions after his review of the most important technologies for monitoring nuclear explosions at a luncheon seminar at the James Martin Center for Nonproliferation Studies (CNS).

Close

For your enjoyment and convenience, YouTube videos are automatically associated with content at Encyclopedia.com. Because videos come directly from YouTube, we cannot endorse their accuracy, content, or quality. However, we hope you find them useful or entertaining while using Encyclopedia.com.

More YouTube videos About these videos

Close window