Jack Welsh - Video on MSN
What Earth might look like in 250 million years — future geography & plate tectonics
Jack looks at projections of Earth’s continents far into the future, exploring geological and plate tectonic predictions for ...
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How the tectonic plates were formed
Earth’s crust looks solid from the surface, but it is broken into a shifting mosaic of slabs that slowly rearrange oceans and continents. Understanding how those tectonic plates first formed is one of ...
A geologic map of the Pilbara Craton in Western Australia. The rocks exposed here range from 2.5 to 3.5 billion years ago, offering a uniquely well-preserved window into Earth's deep past. The authors ...
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