When Earth's crust heats and pressurizes carbonate-silicate rocks, the metamorphic process releases carbon dioxide, warming the planet. Stewart and Penman found that metamorphic carbon dioxide off ...

A team found evidence for hydrothermal or metamorphic activity within the ... We found evidence pointing to thermal processes producing methane from within Eris and Makemake.

This is what you’ll want to know about the processes of rock formation and fossilization. Specialists say that there are three main types of rock, including igneous, metamorphic and sedimentary rock, ...

David explores the geochemical co-evolution of Earth’s crust and hydrosphere with an emphasis on igneous and metamorphic processes. His current projects target 1) Archean subaerial magmatism, 2) ...