Mini ice age was final death blow to Roman Empire, unusual rocks in Iceland suggest
Rocks from Greenland found on Iceland's west coast could link the late Roman Empire's fall to a spell of sudden climate change. But historians say that the real story is likely much more complicated.
Rocks from Greenland found on Iceland's west coast could link the late Roman Empire's fall to a spell of sudden climate change. But historians say that the real story is likely much more complicated.
