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John P. Rafferty has written 24 work(s)
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Product Description: The planets natural dips and elevations, slopes and structures, stud the worlds landscapes and enrich its panoramas. However, the Earths landforms should not be viewed as anomalies in its topography; rather, they are often invaluable components of ecosystems and hold significant clues to the natural forces that fashion our environment...read more
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9781615304868 | Britannica Educational Pub, August 15, 2011, cover price $51.70 | About this edition: The planets natural dips and elevations, slopes and structures, stud the worlds landscapes and enrich its panoramas.
Product Description: Minerals and rocks are remnants of the planets most ancient history and custodians of its geologic secrets. While a great deal remains to be discovered about Earths origins and the earliest stages of its development, much of its past is indelibly chronicled in the inorganic material that comprises its surface and transforms its landscapes...read more
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9781615306367 | Britannica Educational Pub, August 15, 2011, cover price $206.80 | About this edition: Minerals and rocks are remnants of the planets most ancient history and custodians of its geologic secrets.
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9781615304929 | Britannica Educational Pub, August 15, 2011, cover price $51.70
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9781615304899 | Britannica Educational Pub, August 15, 2011, cover price $51.70
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9781615304950 | Britannica Educational Pub, August 15, 2011, cover price $51.70
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9781615303328 | Britannica Educational Pub, January 15, 2011, cover price $51.70
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9781615303366 | 1 edition (Britannica Educational Pub, January 15, 2011), cover price $51.70
Product Description: The Earths capacity to sustain life increasingly depends on the actions of humans and our commitment to preserving the planets 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...read more
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9781615303076 | Britannica Educational Pub, January 15, 2011, cover price $51.70 | About this edition: The Earths capacity to sustain life increasingly depends on the actions of humans and our commitment to preserving the planets incredible biodiversity.
Product Description: More than 15,000 species of reptiles and amphibians roam planet Earth today. Believed to be descendents of the dinosaurs, reptiles are scaly and cold-blooded. Amphibians lead something of a double-life, since they are capable of living in terrestrial and aquatic habitats...read more
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9781615303441 | Britannica Educational Pub, January 15, 2011, cover price $51.70 | About this edition: More than 15,000 species of reptiles and amphibians roam planet Earth today.
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9781615303397 | 1 edition (Britannica Educational Pub, January 15, 2011), cover price $51.70
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9781615303205 | Britannica Educational Pub, January 15, 2011, cover price $51.70
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9781615303519 | Britannica Educational Pub, January 15, 2011, cover price $310.20
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9781615303427 | Britannica Educational Pub, January 15, 2011, cover price $51.70
Product Description: Between their verdant canopies and shaded floors, forests contain a multi-tiered ecosystem that supports an abundance of flora and fauna. Together with the grasses and vegetation in the grasslands to which they are frequently adjacent, forests make up 70 percent of the Earths land area and sustain the majority of its species...read more
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9781615303137 | Britannica Educational Pub, January 15, 2011, cover price $51.70 | About this edition: Between their verdant canopies and shaded floors, forests contain a multi-tiered ecosystem that supports an abundance of flora and fauna.
Product Description: As a fixture in recent headlines, the Earths climate has commanded much attention. While environmental and atmospheric conditions in large part determine the climate of a region, the impact of human activity has increasingly become a significant factor as well...read more
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9781615303038 | Britannica Educational Pub, January 15, 2011, cover price $51.70 | About this edition: As a fixture in recent headlines, the Earths climate has commanded much attention.
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9781615303403 | Britannica Educational Pub, January 15, 2011, cover price $51.70
Product Description: Constituting more than 70 percent of Earths surface, the worlds 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...read more
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9781615303342 | Britannica Educational Pub, January 15, 2011, cover price $51.70 | About this edition: Constituting more than 70 percent of Earths surface, the worlds oceans are so vast as to remain something of an enigma to this day.
Product Description: 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...read more
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9781615303175 | Britannica Educational Pub, January 15, 2011, cover price $51.70 | About this edition: Characterized by uncompromising climate, sparse population density, and extreme aridity, deserts, steppes, and scrublands represent some of the least accessible regions on the planet.
Product Description: Winding their way through the planets 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...read more
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9781615303267 | Britannica Educational Pub, January 15, 2011, cover price $51.70 | About this edition: Winding their way through the planets 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.
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9781615303526 | Britannica Educational Pub, January 15, 2011, cover price $413.60
Product Description: Earths 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...read more
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9781615303021 | Britannica Educational Pub, January 15, 2011, cover price $51.70 | About this edition: Earths biosphere supports several unique biomes and ecosystems.
Product Description: A diverse range of organisms and rock formations have survived for many millennia, originating prior to the emergence of human life forms. These geological formationssome of which even predate the dinosaursreveal much about Earths climate and the types of life forms that can endure certain environmental conditions...read more
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9781615301546 | Britannica Educational Pub, August 15, 2010, cover price $180.00 | About this edition: A diverse range of organisms and rock formations have survived for many millennia, originating prior to the emergence of human life forms.
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9781615301560 | Britannica Educational Pub, August 15, 2010, cover price $135.00
Product Description: The majesty of the natural world is often tempered by reminders of Earth’s incredible power to destroy. The natural disasters that sometimes devastate entire countries are sobering reminders of impermanence and reveal that our planet, like everything else, is in constant flux...read more
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9781615301539 | Britannica Educational Pub, August 15, 2010, cover price $135.00 | About this edition: The majesty of the natural world is often tempered by reminders of Earth’s incredible power to destroy.
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