Summary:

- The article discusses the renewed threat of nuclear war, which has been largely forgotten in recent decades but now presents a real and present danger.
- It highlights how the ongoing Russia-Ukraine conflict has increased the risk of nuclear escalation, with both sides making veiled threats about the use of nuclear weapons.
- The article also explores the potential devastating consequences of a nuclear war, including the immediate loss of life, long-term environmental damage, and the global humanitarian crisis that would follow.