The Earth is made of layers, each with its own unique characteristics and processes that make it a vital part of the planet. The solid inner core, for example, is the farthest layer from the planet's surface, yet it provides much of the heat needed to fuel dramatic surface phenomena . Likewise, the outer core generates a magnetic field that protects the planet from harmful particles in space. In "Layers of the Earth", learn how scientists use modern tools land global positioning systems to study the workings of the inner Earth.
The United States and Canada accept more immigrants today than since the early 1900s. Several million tourists, temporary workers, asylum seekers, refugees and permanent residents come to North America each year. America's 'melting pot' and Canada's 'mosaic', once almost entirely European, now include people from every corner of the planet. People move to North America for freedom, safety and opportunity, while appreciating the unique blend of living space, political stability and high standard of living.
National Geographic Magazine - 1974-03 Mar 1974 Trekking the frozen North West passage Where would we be without algae? It contains articles about people, nature, the planet, popular science, history, culture, current events, and photography.
Added by: Dr.Cnet | Karma: 56.76 | Black Hole | 17 April 2009
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The Blue Planet - a natural history of the oceans A BBC1 series of eight 50 minute programmes Narrated by David Attenborough The Blue Planet, the definitive exploration of the Earth's final frontier is now over. From the deep to the shore, from pole to pole it revealed extraordinary life and behaviour that had never before been filmed. In some cases the species were only recently known to scientists. Full set completed Thanks to 2211!
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Added by: otherwordly | Karma: 222.41 | Fiction literature | 16 February 2009
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Love and loss are the two prevailing themes in this gripping short story collection, featuring 19 of the author's tales-five of which are original to this collection: "When Fat Men Love Thin Women," "The Death Artist," "The Uncertainty Principle," "Monster," and "The Love Clinic." The rest of the stories appeared in such publications as On Spec, TransVersions, Prairie Fire, Northern Frights, Dark Planet, Descant, ChiZine, and the Tesseracts and Queer Fear anthology series.
