Earth’s Longest Straight Underwater Mountain Chain Might Have Been Formed by a Moving Hotspot

A new study from Curtin University has revealed that the Ninetyeast Ridge, the world’s longest straight underwater mountain chain, was formed by a moving volcanic hotspot, not a stationary one as previously believed. Spanning 5,000 km along the Indian Ocean, the ridge was shaped by the Kerguelen hotspot, which shifted several hundred kilometres over millions of years….

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