The International Emissions Trading Association (IETA) is a non-profit business organisation created in June 1999 to establish a functional international framework for trading in greenhouse gas emission reductions.
国际排放贸易协会(IETA)成立于1999年6月,是一个非营利性商业组织,旨在建立有效的国际框架、减少温室气体排放量。