New research has uncovered the earliest traces of lead contamination caused by human activities, linking the development of ...
Prior archaeological evidence suggests Thasos was ... from Greenland – had detected high levels of lead across much of the Northern Hemisphere during Roman times. But the new study adds a ...
about 1,200 years before the previously earliest known evidence of environmental contamination with the heavy metal that is traceable to human activity. "Because lead was released during the ...
Researchers have found the oldest known evidence of lead pollution dating to around 5,200 years ago in ancient Greece ...
Prior archaeological evidence suggests Thasos was one of the region ... of ice cores from Greenland – had detected high levels of lead across much of the Northern Hemisphere during Roman times. But ...
Prior archaeological evidence suggests Thasos was ... from Greenland – had detected high levels of lead across much of the Northern Hemisphere during Roman times. But the new study adds a ...