What is the Air Quality Index? The Air Quality Index is used nationwide to measure the severity of air pollution and categorize the health risks that are involved with various levels of pollution.

Here’s a breakdown of the Air Quality Index and what it means for your health.

Learn more about the air quality index, along with expert recommendations for staying safe in potentially hazardous air quality conditions.

MANILA, Philippines (Updated 3:54 p.m.) — With several areas in Quezon City experiencing "unhealthy" to "very unhealthy" air quality levels, residents are urged to wear face masks when outdoors ...

MANILA, Philippines — Several cities in Metro Manila have experienced unhealthy to very unhealthy air quality following the New Year’s festivities on Wednesday, January 1. Very unhealthy.

Public Health Advisory Following recent reports of haze in specific areas of Quezon City and Rizal, the Department of Health (DOH) reminds the public to monitor the Air Quality Index (AQI) of their ...

MANILA, Philippines — The air quality in Metro Manila remains under “good” to “fair” condition as of 8 a.m. on Wednesday, the Department of Environment and Natural Resources (DENR) said.

Everyone knows that red means danger, but how did purple become a cautionary color? At an EPA conference in the late 1990s, attendees nearly came to blows over color coding on the Air Quality Index.

News Montreal air quality among worst in the world due to wildfire smoke, surpassing India and the Philippines A poor air quality advisory has been issued for Montreal for the weekend, with smoke ...

MANILA, Philippines — The Quezon City government on Monday advised residents, especially those with respiratory illnesses, to mask up when going out due to the poor air quality index monitored ...

The air forces of the Philippines and the United States held joint patrols over the South China Sea on Tuesday, a move that angered China, which also conducted a "routine patrol" over a disputed ...

NEW YORK-- Air quality health advisories are in place across New York state on Monday with smoke from the Canadian wildfires returned to the area. Mayor Eric Adams said the AQI had reached 120 by ...