human geography: places and regions in global context, 6th ed.  if, as global citizens, we wish to change the world for the better, we need to understand not only our place in it, but the whole of it - the broad sweep of human geography that constitutes our globe. this book's aim is to hep you know better the world you inhabit. it is a world of great diversity and beauty, as well as one of extremely complex political, economic, social, and environmental challenges.