U.S. freight railroads are a major source of pollution, chuffing out more nitrogen oxide than all the nation’s coal-fired ...

The agency sent a proposal to the White House on Monday that would revisit its 2023 decision that imposed new emission limits ...

Smog is a dangerous mix of pollutants like ozone and PM2.5 that forms when emissions react with sunlight and weather ...

By Nikunja Bihari Sahu The national capital on Sunday woke up to a thick layer of smog, with air quality lingering in the ...

On Thursday, Hanoi was the world’s fourth most-polluted city, with officials citing vehicles, industry, and crop burning for ...

Industrial plants in the Vietnamese capital of Hanoi have come under renewed pressure to scale back their operations as authorities respond to a week of heavy and hazardous smog in the city.

Although the challenge remains complex, China’s consistent policies over the past decade have led to clear improvements in ...

-Each of the Valley's counties also rank high in measurements of fine particulate matter, often formed as a result of ...

Construction work was halted and emergency pollution curbs reimposed across India’s capital on Monday after the air quality ...

At review meet, progress showcased on measures taken for better air quality; city-specific strategies for NCR municipal corporations—Gurugram, Faridabad, Sonepat, Karnal, Panipat, Rohtak and Manesar — ...

As Delhi gasps under a toxic haze with the air quality index soaring past 400 into the 'severe' category, necessitating the hasty re-imposition of stringent GRAP-3 restrictions across the NCR.

School holiday today due to pollution? Delhi-NCR enforces GRAP-IV as AQI touches ‘severe+’, impacting schools, offices and ...