AUSTRALIA: Prime Minister Kevin Rudd had hoped to take his carbon-trade scheme to Copenhagen, but parliament rejected laws to set up the scheme this week. Rudd is to play a key negotiating role in the talks.

BANGLADESH: Prime Minister Sheikh Hasina.

BRAZIL: President Luiz Inacio Lula Da Silva is due in Copenhagen Dec 16-18.

BRITAIN: Prime Minister Gordon Brown was one of the first world leaders to commit to attending the Copenhagen talks.

CANADA: Prime Minister Stephen Harper.

CHINA: Premier Wen Jiabao.

ETHIOPIA: Prime Minister Meles Zenawi will head the African delegation. Mauritian Prime Minister Navinchandra Ramgoolam and Seychelles President James Michel will also attend.

EU: European Commission President Jose Manuel Barroso, Dec 17-18.

FRANCE: President Nicolas Sarkozy, Dec 17-18.

GERMANY: Chancellor Angela Merkel, Dec: 17-18 (tentative).

INDIA: Indian Prime Minister Manmohan Singh, Dec 17.

NEPAL: Prime Minister Madhav Kumar Nepal, Dec 15-17.

NETHERLANDS: Dutch Prime Minister Jan Peter Balkenende, Dec 17-18. Also Environment Minister Jacqueline Cramer.

NORWAY: Prime Minister Jens Stoltenberg, Dec. 16-19 (tentative).

POLAND: Environment Minister Maciej Nowicki.

SINGAPORE: Prime Minister Lee Hsien Loong.

THAILAND: Prime Minister Abhisit Vejjajiva, Dec 16-17.

UNITED STATES: President Barack Obama, Dec 18.

（来源：Reuters，编辑：Julie）