EnvironmentMining the Arctic's precious resources is a fool's errand With ice and permafrost thawing fast, nations are racing to exploit the Arctic's newly accessible treasures. Yet there are plenty of reasons why this may not be a great idea – and why we should treat the region as a scientific wonder instead Leader
EnvironmentAncient rocks boost case for mini ice age linked to fall of Rome Unusual rocks on an Icelandic beach were dropped there by icebergs, adding to evidence that an unusually cool period preceded the collapse of the Roman Empire ¿ìè¶ÌÊÓÆµ