geologic time scale

(redirected from Geologic history)

geologic time scale

[¦jē·ə¦läj·ik ′tīm ‚skāl]
(geology)
The relative age of various geologic periods and the absolute time intervals.
References in periodicals archive ?
When you encounter limestone outcrops, you're looking at millennia of geologic history.
Scientific studies help us learn about the geologic history of the Moon, as well as Earth.
From mountain peaks and sea cliffs to flood basalts and rocky wilderness areas, this book adds much to the original, making it a highly recommended replacement volume for any collection seeing popularity with the prior version and a 'must' for budding geologists who would better understand the terrain and geologic history of Washington.
com/science/Permian-Period) Permian Period  of our planet's geologic history, more than 250 million years ago, can be linked to volcanic activity that caused climate and environmental changes, because it released massive amount of greenhouse gases like carbon dioxide and sulfur into the atmosphere, the (https://news.
Humankind's bombs, plastics, domesticated chickens and more have altered the planet enough to usher in a new chapter in Earth's geologic history.
They also looked at drill cores taken from the Gulf's floor and from the Alaskan continental shelf, which contained millions of years of geologic history in the area.
While extremely useful, these earlier efforts simply didn't provide the fine-scale knowledge necessary to decipher the planet's geologic history.
Sedimentologists apply their understanding of modern processes to interpret geologic history through observations of sedimentary rocks and sedimentary structures.
Given that 2014 was the hottest year in Earth's modern geologic history - and that the 10 warmest years since record-keeping began have occurred since 1997 - one might think Republicans would be willing to at least start talking about a climate policy that limits greenhouse gas emissions.
The large number of these features and their wide distribution strongly suggest that latestage volcanic activity was not an anomaly but an important part of the Moon's geologic history.
Google partnered with advocacy group American Rivers, to showcase views of nearly 500km of white water rapids, towering red canyon walls, and rich geologic history.
The Last Billion Years: A Geologic History of Tennessee