Former PM Boris Johnson has confirmed helium volition be the COP27 clime league successful Egypt adjacent week aft being invited by the organisers.
His successor astatine No 10 Rishi Sunak has been nether unit to attend, aft initially saying helium was excessively engaged preparing for the budget.
But it present looks progressively apt that Mr Sunak volition spell aft all.
His authoritative spokesperson said "significant progress" was being made connected the fiscal statement.
No 10 said it would supply an update if Mr Sunak's question plans change.
The 27th gathering of the Conference Of the Parties (COP) owed commencement successful Sharm El-Sheikh connected Sunday.
World leaders including US President Joe Biden and France's Emmanuel Macron are owed to stitchery astatine the venue connected Monday.
Mr Sunak's predecessor Liz Truss had been acceptable to spell erstwhile she was PM and Scotland's First Minister Nicola Sturgeon volition besides beryllium astatine the event.
Speaking to Sky News, Mr Johnson said helium had a "particular interest" successful going to the United Nations conference, which aims to get planetary statement connected reducing c emissions.
Mr Johnson claimed it had "become unfashionable" to speech astir the erstwhile COP league that was held successful Glasgow past year.
He argued that the UK-hosted COP "was a fantastic planetary success" which was "doing a immense a equine of bully for the planet".
Mr Johnson said helium wanted to usage his quality successful Egypt to "talk a small spot astir however I spot things and however we spot things successful the UK".
Putin weapons
The UK is the existent holder of the COP presidency, aft hosting the acme successful Glasgow past year.
Alok Sharma, the UK's COP26 president, is among those saying the premier curate to go.
Mr Johnson besides utilized his Sky interrogation to accidental Russian President Vladimir Putin "would beryllium crazy" to usage atomic weapons successful Ukraine.
Mr Johnson said utilizing a atomic limb would mean Mr Putin "would instantly tender Russia's resignation from the nine of civilised nations".
The erstwhile UK person said it would beryllium a "total disaster" for Russia, which would beryllium enactment into a "cryogenic economical freeze". Mr Putin would besides "lose a batch of the mediate crushed of planetary tacit acquiescence that he's had", Mr Johnson added.