Geologic time scale. This scale is used by geologists and paleontologists to divide periods of Earth's history. The Earth is thought to be about 4.56 billion years old. The geologic time scale is divided into units according to various geological events or changes that have occurred since then | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Hks, Gary |
Bildgröße: | 3510 px × 5031 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |