Moving from the cascading waters of Niagara Falls to the massive volcanoes of Hawaii, renowned nature photographer Philippe Bourseiller takes readers on a captivating visual journey through 67 of the most magnificent natural sites in North America. The poduct of an entire year spent coursing the length and breadth of the United States, America's Parks captures the amazing diversity and ecological richness of some of our most important natural wildlife areas

Returning to the U.S. after 20 years in England, Iowa native Bryson decided to reconnect with his mother country by hiking the length of the Appalachian Trail. The Appalachian Trail covers 14 states and over 2,000 miles, snaking through some of the most spectacular landscapes in America. Reluctant adventurer Bryson recounts his gruelling hike along the longest continuous footpath in the world

Jacquin published, in 1785, Anleitung zur Pflanzenkenntniss nach Linne’s Methode, in which he gives his ideas on systematics and explains his preference for the Linnaean system. What is important, he advises, is the practical usefulness of the Linnaean scheme, which emphasizes directness, simplicity, and efficiency. All systems in taxonomy, he believes, are arbitrary - what is most desirable is to establish one which is the superior vehicle for storing and retrieving taxonomic information

Advanced Engineering Mathematics is known for its comprehensive coverage, careful and correct mathematics, outstanding exercises, and self-contained, modular content for maximum flexibility. The new edition continues in the tradition of providing a comprehensive and up-to-date resource for teaching and learning engineering mathematics - an applies mathematics book for engineers, physicists, mathematicians and computer scientists

Unlike a course in "calculus" or "diferential equations"' where the content of the course is fairly standardized, the content of a course entitled "engineering mathematics" sometimes varies considerably between two different academic institutions. A text entitled Advanced Engineering Mathematics is therefore a compendium of many mathematical topics, all of which are loosely related by the expedient of either being needed or useful in courses and subsequent careers in science and engineering

Explores how certain wetlands animals, such as the whooping crane and the brown pelican, have recovered after being threatened with extinction

Explores how certain Arctic animals, such as the northern fur seal and the musk ox, have recovered after being threatened with extinction

Economical, ecological and political aspects of tropical forests

It presents papers from the Berlin workshop sessions on issues relating to agriculture policy, subsidiesa and trade

This comprehensive bibliography of the literarure of freshwater crayfishers