What happen around 7000 years ago? Around 7,000 years ago – all the way back in the Neolithic – something really peculiar happened to human genetic diversity. Over the next 2,000 years, and seen across Africa, Europe and Asia, the genetic diversity of the Y chromosome collapsed, becoming as though there was only one man for every 17 women.
How many years ago is 7000 BC? 7000 BC is 9,012 years ago in 2012 or 9,013 years ago in 2013.
What was the year 7500 years ago? 7,500 years ago (5500 BC): Copper smelting in evidence in Pločnik and other locations.
What year was 8000 years ago? The 8th millennium BC spanned the years 8000 BC to 7001 BC (c. 10 ka to c. 9 ka). In chronological terms, it is the second full millennium of the current Holocene epoch and is entirely within the Pre-Pottery Neolithic B (PPNB) phase of the Early Neolithic.