Large variations in Arctic sea ice

Large variations in Arctic sea ice

For the last 10,000 years, summer sea ice in the Arctic Ocean has been far from constant. For several thousand years, there was much less sea ice in The Arctic Ocean – probably less than half of current amounts. This is indicated by new findings by the Danish National

Russian boreal forests undergoing vegetation change

Russian boreal forests undergoing vegetation change

Russia’s boreal forest – the largest continuous expanse of forest in the world, found in the country’s cold northern regions – is undergoing an accelerating large-scale shift in vegetation types as a result of globally and regionally warming climate.That in turn is