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Ancient Maya Cities Left Toxic Mercury in Lakes, Study Finds
Sentiment: NeutralHigh Priority
What Happened?
A study reveals that the red pigment used by the ancient Maya, rich in mercury, contaminated lakes in Mexico's Yucatán Peninsula, harming aquatic life for centuries.
Key points
- The red pigment, cinnabar, was used in temples and burials by the ancient Maya.
- Mercury contamination in lakes was found to persist for centuries.
- Sediment cores from lakes near Coba and Xcach revealed significant mercury spikes.
- Aquatic organisms, including bacteria and snails, declined during periods of high mercury levels.
- Mercury exposure poses health risks to humans, potentially affecting ancient Maya residents.
Key insights
- Mercury contamination may have contributed to the environmental stresses faced by Maya communities.
- The legacy of cinnabar use reveals the hidden dangers of materials valued for their beauty.
- Continued mercury presence in lakes raises concerns about historical human health impacts.
Why it matters
The findings highlight the long-term environmental impact of ancient practices on modern ecosystems.
Entities
Maya· OrganizationYucatán Peninsula· LocationCoba· CityXcach· CityScience Advances· Organization
Source
Times of India
