Dhaka, June 21 -- The head of the United Nations nuclear watchdog has issued a grave warning over the potential consequences of Israeli attacks on Iranian nuclear facilities, citing the risk of nuclear contamination and long-term damage to global non-proliferation efforts.

Speaking at an emergency meeting of the UN Security Council in New York, International Atomic Energy Agency (IAEA) Director General Rafael Grossi said the recent attacks have caused a "sharp degradation" in nuclear safety and security in Iran.

While no radiological release has yet affected the public, Grossi warned that the risk remains dangerously high.

In particular, he raised concerns about the Israeli strike on the Natanz nuclear site. Although radiation levels o...