North korea appears to have restarted plutonium reactor think tank north koreas yongbyon nuclear scientific research center is pictured in this handout satellite image

The article is likely referring to a recent report that North Korea has restarted its plutonium reactor at the Yongbyon Nuclear Scientific Research Center. This is a significant development, as it suggests that North Korea is reactivating its nuclear program and potentially increasing its production of fissile material.

The Yongbyon Nuclear Scientific Research Center is a major nuclear facility in North Korea, and the reactor at the site is capable of producing plutonium, a key component of nuclear weapons. The reactor was shut down in 2007 as part of a deal with the United States and other countries, but it appears that North Korea has now restarted it.

This development is likely to be a concern for the international community, as it could potentially increase the risk of nuclear proliferation and instability in the region. The United States and other countries have been trying to negotiate with North Korea to limit its nuclear program, but so far, these efforts have been unsuccessful.

It's worth noting that the exact nature and extent of North Korea's nuclear program is not publicly known, and it's possible that the country may be hiding some of its activities. However, the restarting of the plutonium reactor at Yongbyon is a significant development that is likely to be closely watched by the international community.

Here are some possible implications of this development:

1. Increased nuclear risk: The restarting of the plutonium reactor at Yongbyon increases the risk of nuclear proliferation and instability in the region.
2. Escalation of tensions: This development could potentially escalate tensions between North Korea and the international community, particularly the United States.
3. Impact on regional security: The restarting of the reactor could have significant implications for regional security, particularly for countries such as South Korea and Japan.
4. Diplomatic efforts: The international community may need to re-evaluate its diplomatic efforts to address North Korea's nuclear program and prevent further escalation.
5. Economic sanctions: The United States and other countries may consider imposing additional economic sanctions on North Korea to pressure the country to abandon its nuclear program.

Overall, the restarting of the plutonium reactor at Yongbyon is a significant development that requires careful consideration and a coordinated response from the international community.