Archaeologists Found 2,000-Year-Old Lesson on Sea Level Changes Destroying Societies : ScienceAlert
Archaeologists have linked rising and lowering sea levels in the Atlantic Ocean to the ebbs and flows of ancient civilizations in southern Brazil.The findings incorporated several lines of past archaeological evidence, and suggest even large, resilient, and cooperative coastal communities can easily go out with the tide.When analyzing and dating a series of prehistoric shell 'mountains', known as sambaquis in the local language, researchers noticed some significant changes in southwestern Brazil about 2,500 years ago.At…