The US secretary of State department Hillary Clinton will hold meeting at Copenhagen Conference on Thursday and then join up with President Barack Obama when he arrives.

As the first world leader, British Prime Minister Gordon Brown arrived Tuesday in Copenhagen two days ahead of schedule, in order to help broker discussion on who should pay to tackle global warming. A failure at the summit would have serious consequences. If temperatures rise too far, the world economy would suffer an unprecedented "catastrophe". However, the first sign of progress could come on Wednesday with Ethiopia's prime minister and African Union climate negotiator, Meles Zenawi, expected to announce new proposals for climate change.

119 heads of state and government, including nine vice presidents, will participate at the climate summit in Copenhagen. They represent countries that account for 89% of the world's GDP, 82% of the world's population and 86% of global greenhouse gas emissions.
According to Reuters, India's environment ministers Jairman Ramesh said on Wednesday that developed countries were "Vehemently opposing" the protocol and some of them wanted a single new accord obliging all nations to fight global warming. Global negotiations to extend the Kyoto Protocol have stalled, since developing countries wont rich nations to be held to their Kyoto obligations and sign up to a second round of tougher commitment from 2013.
Hundreds of protesters were trying to disrupt the 193 nation's conference, the latest action in days of demonstrations to demand climate justice, firm action to combat global warming. Police said 230 protesters were detained.
Danish police fired pepper spray outside the UN climate conference on Wednesday, as disputes inside left major issues unresolved just two days before world's leaders' lope to sign a historic agreement to fight global warming.
Wednesday afternoon, the Danish Presidency will present a compromise proposal at the climate negotiations in Copenhagen.
The proposal seeks to build bridges between elements of the Kyoto Protocol structure, is said to form the basis for further negotiations which are now entering into a crucial final phase.
African Union climate negotiator Meles Zenawi has scaled back the demand for climate finance from rich countries, signaling thaw under way in the deadlocked UN negotiations.
Meles Zenawi has announced that he supports 100 billion US dollars annual funds by 2020 from rich countries to help the poor world fight and adapt to climate change. The EU has estimated that the developing countries will need 150 billion dollars.
The Danish Government in cooperation with the Danish NGO network Peoples' Climate Action (PCA) is organizing an alternative conference venue at forum Copenhagen for the observer organization' NGOs and IGOs and other who, due to access restrictions introduced by the UNFCC, will not be able to enter the Bella Center Thursday 17 and Friday 18 December.