Do you know which countries border Afghanistan? Or the difference between Micronesia and Melanesia? And that 51 member states existed in 1945 at the founding of the UN and 192 exist today? It's hard to know everything about geography, that amazing science that explains the interaction of diverse physical, biological, and cultural features of the Earth's surface. However, I Used to Know That: Geography explores both the physical and human aspects of the world in short order. With its entertaining, easy-to-understand language, this little book takes on a broad subject with ease. Inside you'll find: The physical world: rivers & coasts, tectonics, climate and weather, global issues The human world: world population growth, settlements and how they happened, industry and energy, and development Countries by continent maps, complete with capital cities and population counts Maps and a "tree" illustration, showing all branches of geography With its "a-ha!" facts, useful illustrations, and interesting sidebars, I Used to Know That: Geography offers answers to common geography questions and gives you all you need to know to start a provocative conversation at your next party. Read Less