insert_link Environment 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 12
insert_link Environment Iceland volcano errupts Fountains of lava have erupted into the sky above south-west Iceland, after weeks of seismic activity. Authorities and residents have long been anticipating the eruption and had preemptively evacuated residents from the fishing town of Grindavik earlier in December. Stuart Smith reports. todayDecember 19, 2023 18
