" ... Alexander von Humboldt (1769-1859) was an intrepid explorer and the most famous scientist of his age ... Now Andrea Wulf brings the man and his achievements back into focus: his daring expeditions and investigation of wild environments around the world and his discoveries of similarities between climate and vegetation zones on different continents. She also discusses his prediction of human-induced climate change, his remarkable ability to fashion poetic narrative out of scientific observation, and his relationships with iconic figures such as Simón Bolívar and Thomas Jefferson. Wulf examines how Humboldt's writings inspired other naturalists and poets such as Darwin, Wordsworth, and Goethe, and she makes the case that it was Humboldt's influence that led John Muir to his ideas of natural preservation and that shaped Thoreau's Walden ..."--Jacket.