Laxaro

View the latest news and breaking news today

bristol scientists discover a new way to find mass extinctions

bristol scientists discover a new way to find mass extinctions Article News With Simple Text and Web Resource Link. For View Full Content Click on Source Link on Then Bottom Of News.



bristol scientists discover a new way to find mass extinctions

image: graph showing the break point analysis. red circles are the seven triassic faunas, and the size of the circle represents the total number of specimens. the break point was discovered... view more credit: mike benton, university of bristolduring the history of the earth, there were many mass extinctions, when huge numbers of species died out. they are usually easy to identify because of the sudden extinctions, followed by a gap, and then the recovery of life.a new mass extinction has been identified during the triassic period, some 232 million years ago - called the carnian event. it was less easy to identify because the different sites around the world were hard to date and cross-match. but it was important because it marked the...