The killer beneath the ice
In the coldest parts of the world, there’s a layer of soil that stays frozen all year. But as human activity releases greenhouse gases into the atmosphere, the permafrost is starting to thaw and shrink. That’s having some dramatic consequences — and not just for people who live in the Arctic.
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- Summarise the plot of a sci-fi thriller, in which the world is nearly destroyed by a prehistoric virus released by global warming.
- In groups, list the characteristics of viruses, bacteria and other categories of micro-organism.