Where does the sun continually shine, even at night? How do penguins keep their eggs warm? How can there be deserts in the coldest places on Earth? This title unlocks the mysteries of the Arctic and Antarctic regions. It looks at expeditions to the North and South Poles--from the earliest adventurers to modern tourist cruise--and investigates how people and animals survive on these frozen frontiers.
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The Polar Regions
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adventure Alaska Amundsen animals Antarctic Peninsula Antarctic Treaty Antarctica Arctic Ocean Arctic regions areas of land Bancroft and Liv build iglus challenges climate change coldest continue discoveries Douglas Mawson Earth eir own words emperor penguins environment Ernest Shackleton extreme cold fish freezes frontier conditions frostbite frozen frontier frozen places frozen regions frozen sea water glacier global warming Greenland hunter human activity hunting ice cap ice floes ice sheet icebergs Inuit journey leopard seal live mammals maps melt million square km million square miles Nanavut North Pole northern Canada Northwest Passage orca pack ice percent permanently frozen plants polar bears polar exploration polar frontier polar regions reached the pole rescue research stations Robert Peary Russia sailed scientists sea ice South Pole southern frontier Southern Ocean species sub-Arctic summer survive taiga temperatures tundra unsupported trek voyages walruses whales wilderness wildlife winds winter