Smoke from wildfires is a health threat to everyone, but Indigenous people in South America are especially vulnerable due to a number of factors.

Wu is using climate models to study the movement of air pollutants through the atmosphere.

In the United States, we need strong pollution control standards that are enforced carefully, precisely, and with a deep understanding of the pace of operational change that is feasible for a particular business or locality.

Switching to cleaner cookstoves can save lives, cut carbon emissions, and promote gender equality. At COP27, world leaders should take steps to ensure universal clean cooking access by 2030.

Even if pollution goes down and climate change is slowed, deaths from air pollution in some regions may still rise.

Professor Peter Muennig discusses the state of New York City’s streets, and what could be done to make them safer.

In Houston, researchers are studying how air pollution particles affect the strength and lifecycle of storms in order to improve weather and climate forecasting.

Getting rid of some air pollutants might aggravate global warming. Here’s how.

A handful of countries, including the United States, may emit half the world’s greenhouse gases by 2050.

In a collaboration that included Columbia researchers, Belmont County residents set up a low-cost sensor network that is helping them fight for clean air.