US President Donald Trump says the plan is not his “final offer” for Kyiv, and security officials are set to meet in Geneva on Sunday.
Nearly 200 countries attended COP30, which aimed to commit the world to take more action on climate change.
The Georgia representative will leave office in the New Year.
Those taking part in the study will be children under 16 who are going through puberty.
A row over fossil fuels has broken out at COP30 but this is also likely to be a negotiating tactic.
Briton Anthony Joshua says he will “stomp all over” Jake Paul and “break” the American as the pair come face-to-face to promote their heavyweight fight.
Shumeet Banerji, an ex-management consultant, leaves the BBC board and criticises its governance.
There are 28 key points and while several on the face of it could be acceptable to Ukraine, others cross Kyiv’s red lines.
Vladimir Putin says the plan could be the “basis” for peace but warns Russia is prepared to fight on.
The National Crime Agency says a “vast criminal ecosystem” funds “really bad things” around the world.