On the other hand, a century or two previously little infrastructure existed outside cities. Railways, electricity lines and power plants, car-quality roads, oil and gas pipelines, even most roads or trans-city water and sewage systems are modern inventions.
On the other hand, a century or two previously little infrastructure existed outside cities. Railways, electricity lines and power plants, car-quality roads, oil and gas pipelines, even most roads or trans-city water and sewage systems are modern inventions.