The Eocene epoch lasted between 55.8 to 33.9 million years ago. This period starts with the hottest period of the Cenozoic era, about five million years. The Global warming happening then was due to a high release of methane from theoceanfloor. Polar regionsalso allowed the growth of trees a...
The Andes Mountains formed around ten to six million years ago during the Miocene Epoch during the Tertiary Period within the Cenozoic Era. This is... Learn more about this topic: Andes Mountains | Location & Facts from Chapter 18/ Lesson 8 ...
Assorted parareptiles occurred throughout the Permian Period (299 million to 251 million years ago), but they largely disappeared from the fossil record by the beginning of what was to become known as the “Age of Reptiles,” theMesozoic Era(251 million to 65.5 million years ago). When did ...
Remember that when the film was first in production Arlo was supposed to be an adult, but this was changed when it was felt that the audience would feel more sympathy for a child who was all alone in the wilderness. Now, I’m just speculating here, but perhaps the earlier drafts of th...
During the Late Cretaceous and into the Cenozoic convergence continued and the deformation front migrated towards the foreland (Fosdick et al., 2011; Torres-Carbonell and Dimieri, 2013; Torres-Carbonell et al., 2013; Torres-Carbonell et al., 2011; Torres-Carbonell et al., 2008b). The ...
The arroyos are wetted a short period of the time (8 to 21 hours a year). Single-peak, multi-peak and flat top hydrographs have been observed. The lag-time decreases with the increase of the rainfall intensity and the maximum water stage. Moreover, the bore front moves with mean ...
At a regional scale, Sabah occupied an arc-trench gap (fore-arc) setting to the East Asian Andean-type active continental margin, along which the Paleo-Pacific subduction was initiated no later than the earliest Triassic (∼251 Ma) and continued till the Late Cretaceous (∼85 Ma) period...
The scientists found that shark dental diversity was already declining prior to the K-Pg boundary, but remained relatively constant during the mass-extinction event itself. Some groups of apex predators, particularly those with triangular blade-like teeth, did suffer selective extinctions during the...
Multiple thermochronmeters, including fission track and (U-Th)/He from both zircon and apatite, derived from 20 samples collected along a >3km age-elevation transect in the immediate hanging wall of the Yingxiu-Beichuan fault provide constraints on the Cenozoic cooling history of the Longmen Shan...
There are three evolutionary-based hypotheses for how viruses came into being, which are debated among scientists. Others dismiss all three and are still looking for answers elsewhere. The first hypothesis is called the “escape hypothesis.” It was asserted that viruses are actually pieces of RNA...