The severity of the crisis has left Tehran, home to more than 15 million residents, the world's most polluted city. Tehran ...

The Environmental Protection Agency will no longer defend Biden-era limits on fine-particle pollution, which causes heart and ...

The EPA will propose a new, looser health standard for fine particulate matter, which experts say could impair air quality on ...

Delhi’s fluctuating 2025 air quality and U.S. Embassy’s HEPA filter tender highlight ongoing pollution challenges.

The sudden and sharp rise in air pollution levels has once again placed immense pressure on an already stretched healthcare ...

Classes at schools and universities across Tehran province, except for seven counties, will be conducted online, and ...

Long-term exposure to toxic air can substantially weaken the health benefits of regular exercise, suggests a new study by an ...

Bombay High Court mandates construction site audits to enforce pollution control measures and improve Mumbai's air quality.

The rapid rise in pollution levels increases health issues like throat irritation, hoarseness, and repeated infections.

Long-term inhalation of toxic air appears to dull the protective power of regular workouts, according to a massive global ...

The state government attributed part of the smog to the recent eruption of Ethiopia’s Hayli Gubbi volcano, which sent ash 14 ...

Delhi's air quality is in the "very poor" category. The Air Quality Index stands at 332. The Chief Minister stated the ...