Tag Archives: ‘continents’

How Continents Have been Recycled

How Continents Have been Recycled Researchers from Germany and Switzerland have used pc simulations to analyse how plate tectonics have advanced on Earth during the last three billion years. They present that tectonic processes have modified in the middle of … Continue reading

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Historic plankton-like microfossils span two continents

Giant, strong, lens-formed microfossils from the roughly three.four billion-yr-previous Kromberg Formation of the Kaapvaal Craton in japanese South Africa aren’t solely among the many oldest elaborate microorganisms recognized, however are additionally associated to different intricate microfossils of the identical age … Continue reading

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Diamonds pinpoint start of colliding continents

Optical photomicrograph of a sulfide-inclusion-bearing rough diamond from Botswana. Jewelers abhor diamond impurities, but they are a bonanza for scientists. Safely encased in the super-hard diamond, impurities are unaltered, ancient minerals that can tell the story of Earth’s distant past. … Continue reading

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Some islands started in diamond-bearing regions under continents

The authors of a new paper believe that raw materials for diamonds and certain unusual oceanic islands come from the same places. From right to left: 1) ocean crust subducts into earth’s mantle deep under a continent; 2) the carbon-rich … Continue reading

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Plastic ‘continents’: Is there a way out?

8 Million Tons of plastic is dumped at sea each year. Becoming 5 massive gyres that pollute the oceans for decades ! Plastic “continents” are not static. Based on the oceanic circulation modelling work conducted in the Pacific, the IRD … Continue reading

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