BBC气象员彼得?吉布斯冲动地回到了他曾经生活和工作过的英国南极调查局哈雷研究站。当时，哈雷研究站在臭氧空洞的发现中起到了重要作用，而今天，它仍然在诸多领域作出了许多重要的发现，例如：人类生活如何受到太阳活动的影响、星际旅行…

The car has shrunk the world, increased personal freedom and in so many ways expanded our horizons, but there is a flipside. Fumes from car exhausts have helped to destroy our environment, poisoned the air we breathe and…