RIO DE JANEIRO (Reuters) - Brazil announced details of its new climate change pledge late on Friday night that sets a target to lower the country's greenhouse gas emissions by 2035, which it will present during the United Nations climate summit COP29 in Azerbaijan, according to a government statement.

More than 40,000 people are expected to attend the global climate change summit as questions swirl about the United States' future involvement.

China has put trade talks onto the proposed agenda for the COP29 summit, a U.N. document showed, raising the prospect that the issue could disrupt the start of global climate talks. The draft agenda for this year's climate summit,