Name: Paul MacCready 谈自然与人
Uploaded: 2008-10-22T01:00:00Z
Duration: 22 min 29 s
Description: 1998年，飞行器设计师Paul MacCready面对一个人类全面统治自然的星球，讨论我们可以做些什么来维持自然的平衡。他的贡献：太阳能飞机，超高效滑翔机和电动汽车。

Paul MacCready: Paul MacCready 谈自然与人

Paul MacCready 谈自然与人

1998年，飞行器设计师Paul MacCready面对一个人类全面统治自然的星球，讨论我们可以做些什么来维持自然的平衡。他的贡献：太阳能飞机，超高效滑翔机和电动汽车。

Human activity now accounts for 97 percent of land vertebrate mass, leaving wild nature just three percent. Population growth and technological change have exploded within a single lifetime, outpacing the earth’s limits. True progress means learning to do much more with much less, blending efficient technology with respect for nature’s wisdom. The next generation’s survival hinges on reimagining education, habits, and invention to create a sustainable and desirable future.