US Resorts to Bribery to Get a Deal Signed at Copenhagen'The planet may be saved after all, and it will only cost $100 billion a year. Just as the Copenhagen climate summit appeared to be on the verge of unraveling, the United States Thursday announced its support of an annual $100 billion climate protection fund, the Associated Press reports.“The US is prepared to work with other countries toward a goal of jointly mobilizing $100 billion a year by 2020 to address the climate change needs of developing countries,” Secretary of State Hillary Clinton said.' U.S. to contribute to $100B climate fund to help developing countries: Hillary Clinton