books.google.fr - The tundra, a land of ice and snow that is known through television documentaries and adventure novels, remains a mystery to the vast majority of people. The tundra regions of the world have the lowest density of human populations, with the possible excep...https://books.google.fr/books/about/Tundra.html?hl=fr&id=VdA8qT5KZvkC&utm_source=gb-gplus-shareTundra