Early Earth https://serc.carleton.edu/NAGTWorkshops/earlyearth/index.html
Provenance No information about the origin of this particular item is recorded. Please
contact SERC email@example.com for more information.
Reuse No information about limits on reusing this item have been recorded. You will need to contact the original creator for permission in cases that exceed fair use (see http://fairuse.stanford.edu/).