Fully up-to-date in all areas, including world affairs and politics, Philip's Encyclopedia features updated articles in developing areas such as climate science and information technology, and a range of new and enhanced articles on a wide range of subjects. This edition has more than 20,000 entries in five useful sections: Identification Guide; A-Z Encyclopedia; History of the World; Ready Reference; and World Atlas.The 64-page Identification Guide contains over 1,000 color illustrations, and provides a spread-by-spread overview of astronomy, the human body, mammals, birds, butterflies and trees. The Guide enables readers to tell a kestrel from a harrier, spot the constellation of Cassiopeia, find the deltoid muscle, distinguish between a cypress tree and a yew, and know the difference between a fallow deer and a roe deer. The A-Z Encyclopedia includes over 13,000 concise, cross-referenced articles, with 1,500 color illustrations and more than 1,500 links from key articles to essential websites that act as portals for further research. The History of the World and Ready Reference sections have been revised and updated to include contemporary events and figures, and the latest achievements in sports, arts, and science and technology. The 32-page World Atlas is generated from Philip's cartographic database, and has a comprehensive index of place names.