用“geologic time”造句大全，geologic time造句

There is a huge amount of fossil evidence. And its walls provide a record of three of the four major periods of the Earth's geologic time.

Paramushir island in the northern Kurils is an example of a large island built by several volcanoes over geologic time.

You can't discuss climate change, Prof. Laughlin says, without looking backward across geologic time.

For the response of the ice sheets to a still warmer world, older periods in geologic time offer parallels.

Though they seem to creep along at impossibly slow speeds, in geologic time glaciers are relatively fast, powerful landscape artists that can carve out valleys and fjords in just a few thousand years.