4 Million people across the different countries that make up the Arctic.

4000 scientists over the course of a year (not permanently).

Small villages, towns and cities.

Research bases.

Animals in the Arctic include polar bears, Arctic foxes, terns, hares, wolves and moose.

Many types of penguins such as adelie, emperor, gentoo and king. There are also seals, whales and krill.

Over 1700 species of plant can survive in the Arctic.

Only a few plants can survive in the conditions of the Antarctic.

Both enlarge during winter.

Both enlarge during winter.