It was the biggest and reportedly the most significant geological event in 60 million years.

At length, however, geological events afforded man's nature once more the opportunity of change.

Due to repeated geological events, little of the original structure remains.

Using such rationale, the sequence of geological events can be better understood.

Several geological events combined to produce the current river systems.

Their study may help understand the mechanisms responsible for these major geological events.

Each of these events appears to have had a distinct cause, and typically involved major geological events.

Many geological events occurred over the centuries which shaped the land.

Eagle Rock offers data about the region's geological events.

The current and projected acidification has been described as an almost unprecedented geological event.