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8 wrz 2023 · Every mass extinction has both an ultimate cause, i.e. the trigger that leads to various climato-environmental changes, and one or more proximate cause(s), i.e. the specific climato-environmental changes that result in elevated biotic mortality.
1 lip 2011 · A mass extinction or extinction event refers to an abrupt decrease in the number of species in a short span of geological time. The term is different from simple extinction that...
1 lut 2020 · In addition, the current mass extinction is progressively underway; arising from multiple causes and mainly related to anthropogenic activities, widespread diseases, as well as the possibility of extraterrestrial impacts.
22 wrz 2023 · ‘Mass extinctions’ have been a hot topic for several decades. What triggers a mass extinction? How does a mass extinction impact the evolution of life? How does our ecosystem recover after a mass extinction? These questions attracted the interest of both scientists and the public alike.
Download Free PDF. Theory and classification of mass extinction causation. Thomas Algeo. National Science Review. Theory regarding the causation of mass extinctions is in need of systematization, which is the focus of this contribution.
Mass extinction is considered as the most subject matter in paleontology that received several debated input. When looking to the past, we find five major mass extinctions, I believe, in the fossil record (e.g. Late Ordovician, Late Devonian, Late Permian, Late Triassic and Late Cretaceous).
In this paper, a general introduction is provided to the methods used to investigate the ecosystem effects of mass extinctions (Part I) and to explore major patterns and outstanding research questions in the field (Part II).
