Lu'an
Building the future, from the middle.
Lu'an scores 72.4 out of 100 against fixed benchmarks. Strongest: economy and energy. Weakest: transport and connections. It starts from the middle (2020–24 levels). Night-time light is still growing, but more slowly since 2022.
Economy100
1st of 1031 cities · rests on one measureConnections67
315th of 1022 citiesEnergy87
82nd of 1032 citiesPeople69
110th of 1032 citiesTransport30
504th of 948 citiesEnvironment81
39th of 1032 citiesThe grade is the average of the six force scores, and can sit at most two bands above the city's third-weakest force. AAA and AA need all six forces scored.
How to read the table: every measure is scored from 0 to 100 against a fixed benchmark (the line under each measure), not against other cities. Adding cities never changes this score. Black bars = a score below 15.
transport · connections
Its two lowest force scores. Strongest: economy · energy.Sources: NASA Black Marble · EU JRC GHSL Urban Centre Database R2024A (air, greenness, sprawl, human development, internet) and GHS-POP (people within 100 km) · UN-Habitat SDG 11.2.1 · OpenAlex · Global Energy Monitor · airport operators and aviation authorities · metro and transit operators. Mostly Estimates. Every score is measured against a fixed benchmark, not against other cities. Nobody can pay for or submit data to a grade. How the grade works