The rebuild of old residential district should be acted according to capability, especially to historical and cultural cities must be more carefully.

旧城区改造应该量力而行，因地制宜。 尤其是对历史文化名城的旧城改造，更要持慎重态度。

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To create that personalized report for each residential customer in the East Bay utility district, WaterSmart will not only use historical records of water use but also real estate, demographic and weather data.

FORBES: A Startup's Bid To Use Data To Cut Water Use