I grew up in rural Colorado, deep in the mountains, and I can still remember the first time I visited Denver in the early 2000s. The city sits on the plain, skyscrapers rising and buildings extending ...

Agency to focus rules for fine particulate matter and ozone only on cost to industry, aligning with Trump approach The Environmental Protection Agency says it will stop calculating how much money is ...

The Pollution Control Department (PCD) has stepped up nationwide enforcement to curb industrial pollution and reduce PM2.5 ...

Denver still has air pollution problems, due in part to its geography, which creates temperature inversions that can hold ...

That cozy winter fire could be doing far more harm than good—wood smoke is a hidden killer in America’s winter air.

The burden was highest among urban metro residents, people aged 40-49 years, and those from lower-income groups. Regionally, ...

Chinese researchers believe their latest technological breakthrough could help reduce the way countries battle fine particulate matter pollution. The Beijing Municipal Ecology and Environment Bureau ...

Delhi’s air debate is dominated by numbers—daily AQI values, PM2.5 averages, counts of “good”, “poor”, and “severe” days.

In New York City, air pollution is unevenly distributed among the city’s neighborhoods, often in surprising ways, according to data from the New York City Department of Health, which tracks several ...

For years, when the EPA assessed the economic impact of new regulations, it weighed both the health costs for Americans and ...