How much power do the biggest cities use
- health
- February 26, 2015

Delhi recorded a sharp improvement in air quality on Friday as strong surface winds dispersed pollutants across the region. Despite the improvement, the Air Quality Index (AQI) stayed in the ‘poor’ category on Saturday morning. Delhi AQI Drops Sharply in 24 Hours Pollution Levels Improve by Over 100 Points Data from the Central Pollution Control
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