Canadian lake could mark the start of new geological epoch
Science Weekly
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The Great Acceleration of Humanity
The great acceleration is a term which describes the extraordinary changes that happened after the Second World War. When geologists set about trying to find one location that defines this new epoch, what sort of things are they looking for? It's a good question. Geologists call it a golden spike. What they mean by that is they want something really big and obvious and global and synchronous - so it happens at the same place everywhere. In Crawford Lakes the sedimentation has different colours on different times of the year, so that was certainly helpful.
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