Residents of New Delhi and nearby heavily polluted areas of northern India now have access to air quality forecasts that provide critical information for reducing their exposure to potentially unhealthy air.

NCAR supported research to efficiently measure methane and associated chemicals in the atmosphere.

A research team, led by Yale and including an NCAR visiting scientist, has found that a type of air pollution is much more complicated than previous studies indicated.

Scientists are gathering the most comprehensive dataset yet on western wildfire smoke and its impacts on weather, air quality, and climate.

The slowdown may make it more difficult for the US to meet goal of reduced ozone pollution.