Category Archives: geology

Oman’s view of the Snowball Earth

Posted on March 27, 2010 by Chris Rowan

Evidence from my field area of extreme climatic fluctuations 700 million years ago – but does it support the notion that the whole planet froze over?
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Categories: climate science, deep time, fieldwork, geology, outcrops, palaeomagic, past worlds, Proterozoic

Earth’s forgotten youth – and beyond

Posted on March 16, 2010 by Chris Rowan

A new attempt to map out the events of early earth history.
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Categories: deep time, geology, paper reviews, past worlds

Where on (Google) Earth #185

Posted on February 17, 2010 by Chris Rowan

Come and play hunt the geological feature!
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Categories: geology, geopuzzling

Neoproterozoic signs of life

Posted on February 12, 2010 by Chris Rowan

Whilst the the dawn of the Cambrian clearly marked the diversification of mobile, active animals and biomineralisers, the story of their first origins appear to have begun much earlier.
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Categories: fossils, geology, paper reviews, past worlds, Proterozoic