Europe, IQ and Lead

Roman Empire's Air Pollution May Have Lowered The IQ of Europe
Using modern evidence of lead pollution and its health effects, the international team calculates that lead exposure in the Roman golden age could have caused a population-wide drop in IQ of about 2.5 to 3 points per person. And that goes for most of the Roman Empire, including its provinces of Gaul, northwestern Africa, Iberia, and Britannia.
Lead Pollution Linked to IQ Decline in Roman-Era Europe
A study analyzing Arctic ice cores reveals that lead pollution during the Roman Empire's height contributed to an estimated 2-3 point IQ decline across Europe.
How Lead Pollution During Ancient Rome’s Glory Days Shockingly Lowered IQ Across Europe
New research finds that pollution from ancient silver and lead mining during the Roman Empire resulted in lowered intelligence across Europe.
Roman Empire’s use of lead lowered IQ levels across Europe, study finds
Researchers say the massive expansion of mining and the processing of metal ores caused airborne lead pollution to soar during the peak of the empire, leading to an estimated 2- to 3-point drop in IQ
Roman Empire’s lead pollution was high enough to lower IQs, study says
Silver fueled the rise of the Roman Empire. But the ancient process of mining and extracting silver was also making the air thick with lead, scientists found.
Widespread lead pollution in the Roman era made led to a drop in IQ across Europe, study suggests
"A 2 to 3 points lower IQ doesn't sound like much, but when you apply that to the entire European population, it's quite a lot."
Lead Pollution May Have Lowered IQs in Ancient Rome, Study Finds
The mass production of silver coins in the Roman Empire had an unintended effect: spewing so much lead into the atmosphere that it may have lowered citizens’ IQs.
Lead pollution caused a reduction in intelligence quotient in Ancient Rome
It was during the period known as the Pax Romana, a time of stability in the Roman Empire that lasted for about two hundred years between 27 BC and 192 AD. Mining and smelting operations throughout Europe were likely a a source of lead contamination,
Scientists studying Arctic ice unlock link between lead pollution and lower IQs in ancient Rome
Researchers measured lead pollution and its impact on human health through Arctic ice-core samples. View on euronews
Pollution deaths: The air in these countries is the deadliest in Europe
Fine particulate matter contributed to about 239,000 deaths in Europe, but the burden was felt more deeply in some parts of ...
Photos: Thousands protest against air pollution in this European capital
North Macedonia’s capital Skopje, which often ranks among the most polluted cities in Europe, witnessed people taking to the ...
Euronews26d
Only seven countries in the world breathe safe air. Three of them are in Europe
In Europe, Iceland had the cleanest air, with 4µg/m3, followed by Estonia with 4.7µg/m3 and Finland with 4.9µg/m3. A colour scale was used to indicate pollution levels, with many European ...
The Straits Times11d
Thousand people march against air pollution in North Macedonia capital Skopje
SKOPJE - Around a thousand people protested on Dec 28 in Skopje against air pollution in North Macedonia’s capital, which often ranks among the most polluted cities in Europe. It was the second ...
Air Quality Worse In Densely Populated Areas: NZ Study
Respiratory hospitalizations and asthma in children were higher for more densely populated areas, and air pollution, ...