2020年高考英语外刊时事命题阅读理解：5G让智慧城市更美好。Smart cities aren’t just a dream of the future anymore

Smart cities aren’t just a dream of the future anymore 5G物联网发力，“智慧”让城市更美好 With intelligent systems and new-age transit networks, life in the big cities will likely be happier and more efficient. After all, more than 60 percent of the world’s population is expected to live in cities by 2050, according to a UN report. The answer to making these cities more livable for so many people lies in creating “smart” cities. These cities will use 5G networks and the “internet of things” (IoT) to make everyday life safer and more convenient. Cities like Boston, Baltimore, Amsterdam and Copenhagen are already using smart technology to improve the lives of residents. But what exactly does a smart city do? Let’s look at a few examples. In the United States cities of Boston and Baltimore, smart trash cans can sense how full they are and inform cleaning workers when they need to be emptied. In Amsterdam, the Netherlands, traffic flow and energy usage are monitored and adjusted according to real-time da