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Pielou describes the natural history of fresh water--a vital ingredient of the natural world--exploring its sources and destinations, how it moves over and under the earth, and how it ends up in the atmosphere. 81 line drawings.
The fascinating story of how a harsh terrain that resembled modern Antarctica has been transformed gradually into the forests, grasslands, and wetlands we know today.
This book is a practical, portable guide to all of the Arctic's natural history—sky, atmosphere, terrain, ice, the sea, plants, birds, mammals, fish, and insects—for those who will experience the Arctic firsthand and for armchair travelers who would just as soon read about its splendors and surprises. It is packed with answers to naturalists' questions and with questions—some of them answered—that naturalists may not even have thought of.
A detailed introduction to the methods used by ecologists--classification and ordination--to clarify and interpret large, unwieldy masses of multivariate field data. Permits ecologists to understand, not just mechanically use, pre-packaged programs for multivariate analysis. Demonstrates these techniques using artificial data simple enough for every analytical step to be understood.
Perfect for reminders, calendar notes, homework notes, name tags, and much more! Each pad features 50 acid-free, lignin-free sheets and measures approx. 6" x 7.5". Available in a variety of prints, notepads are an essential addition to any teacher's desk!
Indices of diversity and evenness; Species abundance distribuition; Teting hypotheses about species abundances; Divesity and spatial pattern; Diversity on environmental gradients; Determinats of diversity: Local factors.
Examines the evolution of life on a constantly changing planet and the results of that process. Explores new insights from plate tectonics; from deep ocean life investigations; from island biogeography; from growing knowledge about past geography, climates and ecology; and from development in evolutionary theory will interest `outdoor' biologists of all kinds, ecologists, students of evolution, oceanographers, paleontologists, and geographers. With numerous maps and diagrams and a bibliography of over 300 references.
PrologueCh. 1: The Water Cycle Ch. 2: Water below the Ground: Groundwater Ch. 3: Groundwater in Use Ch. 4: Water below the Ground: Vadose Water Ch. 5: Flowing Water: Rivers and Streams Ch. 6: Rivers at Work Ch. 7: Lakes Ch. 8: When Water Freezes Ch. 9: Dams, Diversions, and Reservoirs Ch. 10: Wetlands Ch. 11: Microscopic Life Ch. 12: Water in the Atmosphere: Vapor, Clouds, Rain, and Snow Notes Index Copyright © Libri GmbH. All rights reserved.
A newly updated, expanded edition of the spectacular bestselling field guide to the plants and animals of the North America's Northwest Coast. “A must have for any naturalist in the region.”—Douglas Justice, Associate Director, Horticulture & Collections, UBC Botanical Garden With its temperate climate and rich biodiversity, the coastal Pacific Northwest is an ideal environment for nature lovers of all sorts. Stretching from Juneau, Alaska, south to coastal British Columbia, Washington, Oregon, and all the way down to California's San Francisco Bay, this vast region is home to an incredibly rich variety of flora and fauna. Packed with over 1,500 photographs and essential information ab...