An international scientific journal dedicated to the publication and discussion of studies investigating the Earth's atmosphere and the underlying chemical and physical processes.

Areas covered include air pollution research and its applications, air quality and its effects, dispersion and transport, deposition, biospheric- atmospheric exchange, atmospheric chemistry and induced changes in radiation and climate.

This journal publishes theoretical and experimental research relating to the basic physical, chemical and biological properties of systems of airborne particles.

Publishes research on the chemistry of the Earth's atmosphere from the surface to 100 km.