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The Malagasy region contains one of the most extraordinary concentrations of biodiversity in the world. Its recognition as a zoogeographic region in its own right has recently been confirmed, and, all taxa combined, the region was found to hold the second most distinct assemblage of vertebrates in the world after the Australian region, despite being the smallest of them all. This new field guide from the Helm Field Guides series... more...
Updated to reflect all the latest taxonomic data, American Museum of Natural History Birds of North America is the complete photographic guide to the 657 species of birds found in the United States and Canada. Ideal for the armchair bird enthusiast or dedicated bird watcher, this book includes stunning full-color photographs revealing 657 individual species with unrivaled clarity. The 550 most commonly seen birds are pictured with... more...
From a renowned historian comes a groundbreaking narrative of humanity’s creation and evolution—a #1 international bestseller—that explores the ways in which biology and history have defined us and enhanced our understanding of what it means to be “human.” One hundred thousand years ago, at least six different species of humans inhabited Earth. Yet today there is only one—homo sapiens. What happened to the others? And... more...
What is the best way to survive when the going gets tough? Hiding underground. From penguins to dinosaurs, trilobites, and humans, Anthony Martin reveals the subterranean secret of survival. Humans have “gone underground” for survival for thousands of years, from underground cities in Turkey to Cold War–era bunkers. But our burrowing roots go back to the very beginnings of animal life on earth. Without burrowing, the planet... more...

Gem

by DK
A dazzling visual guide to precious and semiprecious stones, organic gems, and precious metals that showcases beautiful, specially commissioned images as well as science, natural history, mythology, and true stories of adventure and discovery.   From diamonds and sapphires to emeralds and obsidian, Gem profiles all the key gemstones and other precious materials. Its stunning images show the jewels in their different cuts,... more...
Ethiopia and Eritrea have a fascinating and unique avifauna. Poorly known in comparison to many parts of Africa, knowledge on bird distribution in the two countries is scattered throughout the literature. For more than 35 years, the authors have been painstakingly collecting bird records in the region and plotting them on half-degree maps, including published records, data from museum specimens, sightings from their own extensive travels and, more... more...
The most comprehensive, current guide to the theory and practice of landscape architecture For more than 50 years, this pioneering guide has served as the foremost resource on the principles and practices of landscape architecture. Now, the book has been revised to address the latest developments in the field, providing a comprehensive, current presentation of the profession. Richly illustrated with more than 400 full-color... more...
An essential guide to cacti and other succulents, featuring 420 color photos and a wealth of information on the plants and their cultivation. Beautifully illustrated and highly accessible, this guide is both an instructive practical manual and a rich source of reference. More than 250 different species or genera and their natural habitats are profiled and illustrated. Topics include: the unique nature of succulents;... more...
This book covers all facets involving the production and use of ethanol. Topics include the optimization of raw materials, energy, capital, process model-based computer control, and human resources to produce ethanol. It compares and contrasts processes to prepare ethanol using biotechnology processes to prepare ethanol from chemical synthesis. Matters of optimization of ethanol use as fuel/fuel components are addressed based on... more...
As aquaculture continues to grow at a rapid pace, understanding the engineering behind aquatic production facilities is of increasing importance for all those working in the industry. Aquaculture engineering requires knowledge of the many general aspects of engineering such as material technology, building design and construction, mechanical engineering, and environmental engineering. In this comprehensive book now in its second edition, author... more...
Page: 1-10 results of 7932