Tag: geoscience
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Growing evidence for climate change that sparked dawn of dinosaurs
During the Carnian Stage in the late Triassic Period, around 237 to 227 million years ago, three major events occurred: the Wrangellia eruptions, the Carnian Pluvial Episode (CPE), and the emergence and diversification of dinosaurs. The Wrangellia eruptions, which formed the Wrangellia basalt floods in the eastern Panthalassic Ocean, were major tectonic events that caused…
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How do mountains grow?
Climate controlled erosion is often considered the driving force in managing mountain height; however, a recent study concluded that tectonics may have a greater impact than erosion. Armin Dielforder, Ralf Hetzel, and Onno Oncken, the authors of the study, explained that the maximum potential height of a mountain is limited by what can be upheld…
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Uncovering an ancient Antarctic rainforest
New research indicates that the icy continent was once home to a temperate rainforest, Shruti Sundaresan reports. When one speaks of Antarctica, we tend to automatically think of snow, ice, glaciers and penguins. However, research shows that the icy continent once had quite a temperate-rainforest-like climate!. The study was carried out by an international team…