Air Quality Monitoring: How It Works 

Uses laser scanning and satellite imaging 

Monitoring Methods 

Hourly snapshots of outdoor air quality 

Real-Time Data 

Monitors in 6,475 locations across 117 countries 

Global Coverage 

Low-cost sensors make monitoring more accessible 

Technology 

Combines government, crowd-sourced and satellite data 

Data Processing 

Prioritizes PM2.5 readings 

Measurement Focus 

Expanding monitoring to underserved regions 

Future Goals