India, Nov. 21 -- A fire broke out at the UN Climate Meeting (COP30) Blue Zone, the primary venue for official negotiations, the Leaders' Summit, and national pavilions, on Thursday, bringing talks to an abrupt halt and triggering panic among participants.

At least 13 persons were treated at the site for "smoke inhalation"following the fire, an official said.

Among leading diplomats and officials present at the Blue Zone on Thursday were UN secretary general, Antonio Guterress, ministers from most countries including EU, India, China, Brazil among others. Negotiators, media, and some observers were also present at the venue when the fire broke out.

"Earlier today, a fire broke out in the Blue Zone of the COP30 venue in Belem. The fire ...