This BBC article discusses how melting ice will release poisons into out air and water. Pollution, anthrax – even nuclear waste – could be released by global warming.
What Natali describes is the visible, dramatic effects of a rapidly warming Arctic. The permafrost – up until now, permanently frozen land and soil – is thawing out, and revealing its hidden secrets. Alongside Pleistocene fossils are massive carbon and methane emissions, toxic mercury, and ancient diseases.