American Journal of Geophysics, Geochemistry and Geosystems is a scholarly peer-reviewed, interdisciplinary, bimonthly and fully refereed journal focusing on theories, methods and applications in the chemistry, physics, and biology of earth and planetary processes. Interdisciplinary papers are especially encouraged. It seeks original scientific contributions pertaining to understanding the earth as a system, including observational, experimental, and theoretical investigations of the solid earth, hydrosphere, atmosphere, and biosphere at all spatial and temporal scales. Papers will be published shortly after acceptance.