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Constituting more than 70 percent of Earth's surface, the world's oceans are so vast as to remain something of an enigma to this day. Navigating these imposing seas and unlocking their secrets is the calling of oceanographers. Their research helps determine what climatic, geologic, and chemical impact oceans have on a variety of organisms. In spite of their magnitude and might, the world's oceans are not immune to the effects of adverse human activity,...
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Characterized by uncompromising climate, sparse population density, and extreme aridity, deserts, steppes, and scrublands represent some of the least accessible regions on the planet. However, despite the severity of these ecosystems, they still boast mesmerizing terrains and are capable of supporting diverse animal groups and plant varieties as well as nomadic human inhabitants. This volume tours the alluring landscapes and ecosystems of the unique...
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The Earth's capacity to sustain life increasingly depends on the actions of humans and our commitment to preserving the planet's incredible biodiversity. Because its ecosystems are vulnerable to pollution, overuse, and numerous other damaging activities, plants and animals that rely on these regions to subsist are significantly threatened. This insightful volume examines various conservation measures, such as habitat management, that help control...
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Earth's biosphere supports several unique biomes and ecosystems. Though they operate as self-contained units, these regions also operate as part of a global network, nurturing interdependence among greatly diverse plant and animal species. The evolution of these wondrous realms-both aquatic and terrestrial-and the various natural elements that distinguish them from one another are the subjects of this comprehensive volume.
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Lakes and wetlands are significant ecosystems that nourish, sustain, and house many of the planet's plant and animal species. Though both of these regions are defined by water-both fresh and saline-each lake and particular type of wetland also has characteristics all its own. This detailed volume considers the formation, composition, and maintenance of these intricate ecological units and the various life forms they support. Dramatic full-color photographs...
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Winding their way through the planet's landscapes and supplying some of its most prosperous cities with fresh water, food, and transportation conduits, rivers and streams have critical ecological and economic significance. As they carve out waterfalls, valleys, canyons, deltas, and a host of other landforms, they also support a diversity of organisms and connect disparate regions. Accompanied by extraordinary color photographs, this volume examines...
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