For Introductory Physical Geography Courses Among the most highly regarded in physical geography, Robert Christopherson's bestselling texts are known for their meticulous attention to detail, currency, accuracy, and rich integration of climate change science. Geosystems: An Introduction to Physical Geography, 9th Edition is uniquely organised to present Earth systems topics as they naturally occur: atmosphere, hydrosphere, lithosphere and biosphere. This interconnected and organic systems-bas...

Since it was first published in 2000, hundreds of thousands of Web designers and developers have relied on usability guru Steve Krug's guide to understand the principles of intuitive navigation and information design. Witty, commonsensical, and eminently practical, it's one of the best loved and most recommended books on the subject. It's a core foundational book that every Web designer must internalise to make their designs truly effective.

In this substantially revised edition, Steve return...