WASHINGTON – The Andes Mountains may have growth spurts, doubling their height in as little as 2 million to 4 million years, US researchers reported on Thursday.
Their findings suggest that current theories about plate tectonics — the process that creates and moves continents, giving rise to mountain ranges — may need updating…
Garzione proposes an alternative theory — that delamination causes the root to heat up and ooze downward like a drop of thick syrup, abruptly breaking free and sinking into the hot mantle. The mountains above, suddenly free of the root, then spring up…
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Story from Planetark via Reuters. Reporting by Maggie Fox; Editing by Will Dunham and Xavier Briand



Jennifer Marohasy BSc PhD has worked in industry and government. She is currently researching a novel technique for long-range weather forecasting funded by the B. Macfie Family Foundation.