Based on the popular theory that the dinosaurs went extinct due to the impact of a large asteroid, scientists think that the asteroid caused large amounts of debris to fly into the atmosphere, blocking out the sun. This caused global temperatures to drop, thus freezing the plants. In addition, without the sun the plants could not carry on photosynthesis, which caused them to die.
Many plants died at the end of the Mesozoic Era due to extreme environmental changes caused by a meteorite impact. This impact led to widespread fires, tsunamis, and a nuclear winter effect from dust and debris blocking out sunlight, disrupting the global climate and causing mass extinction events.
End of the Mesozoic era
There were major asteroid impacts.
During the Mesozoic era, plant life consisted of conifers, cycads, ferns, and ginkgo trees. These plants dominated the landscape, with early flowering plants also starting to emerge towards the end of the era. Ferns were particularly abundant in wet environments, while conifers and cycads were prevalent in drier regions.
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Many plants died at the end of the Mesozoic Era due to extreme environmental changes caused by a meteorite impact. This impact led to widespread fires, tsunamis, and a nuclear winter effect from dust and debris blocking out sunlight, disrupting the global climate and causing mass extinction events.
The dinosaurs died out 65.5 million years ago. That was the end of the Mesozoic era.
Many researchers believe that a catastrophic event, such as an asteroid impact or volcanic activity, led to the mass extinction of the dinosaurs and many other species at the end of the Mesozoic era. This event caused drastic changes in the Earth's climate and environment, making it difficult for many organisms to survive.
The dinosaurs evolved at the beginning of the Mesozoic. All non avian dinosaurs died out 65.5. million years ago at the end of the Mesozoic. However, birds, which are a group of dinosaurs, are still alive and well.
End of the Mesozoic era
Mass extinction
The first dinosaurs evolved in the Mesozoic. At the end of the Mesozoic, all non avian dinosaurs became extinct. Therefor, all non avian dinosaurs, and some avian dinosaurs (birds), lived in the Mesozoic.
There were major asteroid impacts.
Mesozoic era
No. The dinosaurs rose in the Mesozoic era. The end of the Mesozoic era was also the end of the dinosaurs. The era following is the Cenozoic, which we are still in today.
During the Mesozoic era, plant life consisted of conifers, cycads, ferns, and ginkgo trees. These plants dominated the landscape, with early flowering plants also starting to emerge towards the end of the era. Ferns were particularly abundant in wet environments, while conifers and cycads were prevalent in drier regions.
There were major asteroid impacts.