1.7K views · 63 reactions | Air quality is reported using the Air Quality Index (AQI). Do you know what these numbers and their corresponding levels mean? View the chart below to find out. To see the current air quality in your area, visit airnow.gov | U.S. National Weather Service (NWS) | Facebook

1.5K views | With winter looming, #Delhi is preparing to confront its...

1.3K views | Everyone in Indian cities is obsessed with the Air Quality Index — or AQI. But here’s a question: even when your app says “AQI 50 — Good”, is the air really clean for your lungs? “AQI 50: Good” – but what does it actually mean? #delhipollution #pollution #delhi | Business Standard | Facebook

50K views · 301 reactions | In the last month, cities like New York and Sacramento have reported higher-than-normal air pollution, with Denver on Aug. 7 reporting the worst air quality in the world. Here’s how poor air quality can lead to serious health effects. | NOVA l PBS | Facebook