The U.S. Air Quality Index (AQI) is the Environmental Protection Agency's tool for reporting outdoor air quality and health.

What is GraphRAG? GraphRAG is a retrieval method that uses knowledge graphs to store and manage structured data, serving as an alternative to VectorRAG (Vector Retrieval Augmented Generation ...

According to the DNR, Unhealthy for Sensitive Groups (USG) AQI (Orange category) is expected for much of the state, with the potential to reach Unhealthy AQI (Red category).

BENGALURU: It’s not just Delhi that is battling smoky skies, air pollution has been on the rise in Bengaluru too since the past four years, showed a study repor ...

Learn how to build a WiFi-enabled Arduino Weather Monitoring System that reads temperature, humidity, pressure, air quality, and more using sensors like DHT11, BMP180, and MQ135. This hands-on project ...

Delhi records cleanest air in three years with AQI of 85, first 'Satisfactory' day of 2025, as per CAQM. The minimum temperature was 18.7 degrees Celsius, while humidity levels fluctuated between ...

Notably, an AQI between zero and 50 is considered "good," 51 and 100 "satisfactory," 101 and 200 "moderate," 201 and 300 "poor," 301 and 400 "very poor," and 401 and 500 is "severe". Delhi records ...

What the Air Quality Index doesn’t tell us about the air. As Los Angeles smolders, the AQI can’t capture the full picture of wildfire smoke. by Sam Delgado. Jan 18, 2025, 1:00 PM UTC ...

The Air Quality Index, or AQI, is the primary system used to warn the public when air pollution is dangerous. It’s based on data collected from 5,000 air monitors across the country.

In 2024, Delhi recorded its worst air quality in five years with an average AQI of 209, and no 'good air days'. December, despite being the cleanest on record, saw six 'severe' days.

According to SAFAR-India, most stations in Delhi recorded an AQI of over 400, which is in the ‘very poor’ category. According to its readings, Anand Vihar station recorded an AQI of 467, Ashok ...