Your passage highlights several advantages of living in a smart city. Here's a breakdown of the key points:

Automation and Convenience:

Smart technologies in a city can automate various household chores, making people's lives more convenient. The mention of robots assisting with tasks like vacuuming and cleaning illustrates the potential for reduced manual labor.
Climate Change Mitigation:

Smart cities are portrayed as proactive in addressing climate change. The example of maintaining green areas and living in eco-friendly homes powered by green energy indicates a commitment to sustainability. This reflects a broader effort to reduce the environmental impact of urban living.
Energy Conservation and Cost Savings:

The passage emphasizes that smart technologies contribute to a more energy-efficient lifestyle. The mention of smart interior light sensors adjusting brightness based on room lighting conditions illustrates how technology can be used to conserve energy. The overall result is not only a positive impact on the environment but also cost savings for individuals.
Overall Improvement in Quality of Life:

The passage suggests that the integration of smart technologies in a city makes the world a better place. This improvement is not only in terms of convenience but also in terms of environmental sustainability. The technologies mentioned contribute to a more comfortable and efficient daily life.
Financial Benefits for Individuals:

An additional point is the potential for financial savings for individuals living in smart cities. The passage notes that smart technology helps individuals save money through more efficient use of resources like electricity. This financial benefit adds to the overall appeal of smart city living.
In conclusion, the advantages of living in a smart city, as outlined in your passage, include increased convenience, environmental sustainability, energy conservation, and financial savings. These factors collectively contribute to an enhanced quality of life for residents.