Russian president leaves climate summit

Medvedev had been one of around two dozen key leaders who were closeted in Copenhagen's Bella Center on Friday.

Russian President Dmitry Medvedev left the deadlocked UN climate summit on Friday in order to make a scheduled visit to Kazakhstan, a Kremlin spokeswoman told AFP.

Medvedev had been one of around two dozen key leaders who were closeted in Copenhagen's Bella Center on Friday, striving to break a logjam at the UN talks on global warming.

- He has left, as he is expected in Almaty tomorrow for a meeting with his colleagues from the Collective Security Treaty Organisation (CSTO) - a grouping of former Soviet states, said the spokeswoman Natalia Timakova.

- His climate advisor is remaining and he has all the necessary powers - of negotiation, the spokeswoman added.