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Ancient Maya Mercury Use May Have Damaged Lake Ecosystems
Key Takeaways
- Sediment cores from Lago Cobá and Cenote Xcach preserve a record of mercury contamination during ancient Maya periods.
- Mercury at Cenote Xcach reached levels considered severely harmful to aquatic life for centuries.
- The researchers found that contamination peaks coincided with dramatic ecosystem changes.
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DT Editorial Team··via phys.org