At the previous summit, developed nations agreed to provide $100 billion of public and private financing by 2020 to help developing countries adapt to climate change and develop greener technologies.

在上次的气候峰会上，发达国家同意在2020年之前，向发展中国家提供1千亿美金的公共和私有财政资金，适应气候变化，发展绿色科技。