简言之，我们需要认识到今天的70亿人口在本世纪中叶可能达到90亿，所有人在高科技驱使的能源密集型全球经济中都拥有非常密切的联系，因此我们作为整体掌握着前所未有的毁坏​​地球生命支持系统的能力。
In short, we need to recognize that with seven billion people today, and nine billion by mid-century, all inter-connected in a high-tech, energy-intensive global economy, our collective capacity to destroy the planet’s life-support systems is unprecedented.