Friedrich Wilhelm Heinrich Alexander von Humboldt was a Prussian geographer, naturalist, explorer, and influential proponent of romantic philosophy. Many consider him to be the last of the great polymaths. After his death in 1859, the scientific world began to divide into separate disciplines, each with its own knowledgeable but narrowly defined experts. Humboldt’s mind encompassed all that was then known of nature in one great whole. He could well be considered the father of modern ecology and earth studies. His great scientific and literary achievement was the multi-volume Cosmos, twenty years in the writing, in which he attempted to describe th...