It is estimated that at least $2 billion will be required to implement adaptation programmes over the next five years, but the Least Developed Countries Fund has raised only $172 million since its inception.
据估计，今后五年期间要执行国家适应行动方案至少需要20亿美元，而最不发达国家基金成立之后只筹集了1.72亿美元。