3 Europe’s Sewage Crisis 第三章 欧洲的 污 水危机 As Western civilization made the transition from medieval to the modern era, the systems that had been developed to provide water and remove wastes struggled to keep up with increasing population densiti ...
2 The Bucket Era 第二章 桶的 时 代 The Western world was very different after the fall of the Roman Empire. Without Rome’s engineers, planners, and armies, cities faded into the background. Between 500 and 1400 CE, few places in Europ had populations that ...
1 Water Supply in Rome, the World’s First Metropolis 第一章 世界上第一个大都市 罗马 城的供水 If water is the essential ingredient of life, then water supply is the essential ingredient of civilization. In ancient times, when people first began gathering in settlements ...