Alexander von Humboldt (1769 1859), 'the greatest scientific traveller who ever lived' according to Darwin, made groundbreaking contributions to the fields of geography, oceanography, climatology and ecology. In 1804, he returned from a five-year exploration of Latin America with an incredible wealth of specimens and data which provided the foundations for his theories on the natural order. He expounds them in this book, which was printed in German in 1808 before being translated by the geographer Jean-Baptiste Benoit Eyries (1767 1846) and published in French in 1828. Humboldt does more than...