Japan helps defeat the U.S.-backed proposal, squashing an international effort to save the endangered Atlantic bluefin from overfishing.

An independent group will review how the Intergovernmental Panel on Climate Change writes its reports to eliminate future errors.

In response to skeptics' demands, proposal calls for more frequent readings of land surface temperatures and allowing independent scrutiny of data.

A meeting in April of senior officials will create the next steps on curbing climate change.

Yvo de Boer denies that his resignation is connected to the Copenhagen stalemate and lack of a binding worldwide accord on controlling greenhouse gases.

World leaders agree that immediate action is necessary to stop the effects of climate change.

Premier Wen Jiabao will attend the climate summit, but Chinese leaders still call on the West to bear the brunt of emissions cuts.

Bringing a new pledge to slash U.S. emissions, Obama will address the summit on his way to receive the Nobel Peace Prize in Norway.

Making household energy, agriculture and transportation more environmentally friendly will also improve people's health, doctors say.

British Prime Minister Gordon Brown, French President Nicolas Sarkozy and Brazilian President Lula Inacio da Silva have already signaled their intent to arrive at the end of the Dec. 7-18 conference.