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    Omanyano ovanhu koikundaneki yomalungula kashili paveta, Commisiner Sakaria takunghilile Veronika Haulenga

geological processes

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Earth’s early evolution: fresh insights from rocks formed 3.5 billion years ago

The Barberton Makhonjwa Mountains look peaceful today - but 3.5 billion years ago the earth there was roiled by volcanoes. Instinctively RDH/Shutterstock Jaganmoy Jodder, University of the Witwatersrand Our Earth is around 4.5 billion years old. Way back in its earliest years, vast oceans dominated. There were frequent volcanic eruptions and, because there was no free oxygen in the atmosphere, there was no ozone layer. It was a dynamic and […]

todayFebruary 22, 2024 25

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