Imagine the difference such reference would make today, if such arks had preserved the genetic information of the geologic past.

Artos doesn't have satellites and no real hydrocarbons in its geologic past.

Supercontinents have assembled and dispersed multiple times in the geologic past (Table 1).

Other exhibits highlight the area's geologic past, natural history and the New Melones project.

At various times in the geologic past, inland seas have been greater in extent and more common than at present.

Normally, the process was started and completed in the geologic past.

A meromictic lake often preserves records of the geologic past.

It was probably much larger in the geologic past and could have included the large wetlands and marshes.

Except for recent periods of the geologic past, it is not well known how frequently geomagnetic excursions occur.

Paleomagnetism - measurement of the orientation of the Earth's magnetic field over the geologic past.