play_arrow

keyboard_arrow_right

Listeners:

Top listeners:

skip_previous skip_next
00:00 00:00
playlist_play chevron_left
volume_up
Go to album
  • play_arrow

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

ancient rocks

1 Result / Page 1 of 1

Background
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 25

0%