目前为止，只占世界人口15%的发达国家却排放了占世界总量75%以上的二氧化碳，是大部分环境破坏的罪魁祸首。
Up to now, with only 15% of the world’s population, rich countries have been responsible for more than 75% of global carbon dioxide (CO2) emissions, and thus most of the environmental damage.