For decades, big-box retailers have evaded federal regulation of the pollution their operations generate. But a new air emission rule in Southern California could become a model for state controls.

From synthetic fabrics to car exhaust to wildfires, exposure to environmental pollutants push the skin microbiome to adapt in ways that reduce its ability to protect the skin.

Kids who ride newer, cleaner-air buses to school have better academic performance, according to new research.

The new rule isn’t a mandate for electric vehicles, but it will sharply increase their market share over the coming decade.

Reducing particle pollution can save thousands of lives, but states need more data to inform better controls. An atmospheric scientist explains what data and actions are needed.

On Feb. 7, 2024, the EPA strengthened the federal limit for annual levels of fine particulate air pollution, or PM2.5. Many serious health effects have been linked to PM2.5 exposure.

The US, a minor liquefied natural gas supplier a decade ago, now is the world’s top source. That’s good for energy security, but bad for Earth’s climate. An energy scholar explains the trade-offs.

A surprising number of new consumer tech products promise to improve air quality.

Switching to a plant-based diet could save lives.

Professor Francesca Dominici details decades-old Harvard roots of latest findings showing particles from coal-fired power plants deadliest.