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The Azolla Story: Climate Change and Arctic Hydrocarbons

Could a single plant species have really changed the earth from a greenhouse world towards the modern icehouse state – and what are the implications of this for both petroleum exploration and climate change?
This article appeared in Vol. 4, No. 4 - 2007

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GEO Science Explained Worldwide

Folds and Folding - Part I

Rock folds are found in various shapes and sizes on Earth, and people are often amazed to see how large blocks of hard rocks have been folded like ocean waves. But fascination with folds is also shared by the petroleum industry. In Part I of this two-part article we unfold rock ‘folds’ to better understand their geometry and genesis.
Fold folding part i thumb thumb