books.google.ca - In his million-copy bestseller Guns, Germs, and Steel, Jared Diamond examined how and why Western civilizations developed the technologies and immunities that allowed them to dominate much of the world. Now in this brilliant companion volume, Diamond probes the other side of the equation: What caused...http://books.google.ca/books/about/Collapse.html?id=9BYoAQAAIAAJ&utm_source=gb-gplus-shareCollapse
