Definitions of Life
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This 5 page paper explores how "life" might be defined within scientific areas of biology, ornithology, anthropology, paleontology and geology. Branches of science may guide us, but ultimately each individual must answer that question of what is life, through either opinion or their own belief system, as well as acknowledge that "Life is continually adapting to changing environmental conditions." Bibliography lists 6 sources.
Filename: BBlife.doc.

Deforestation: Central America
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A 6 page paper which offers an examination of the deforestation that is taking place in Central America. Bibliography lists 4 sources.
Filename: RAdefrst.rtf

DENDROCHRONOLOGY AND THE FIELD OF QUATERNARY GEOLOGY
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This 5 page paper discusses the application of dendrochronology to the field of geology and paleogeology. Examples given, explanations offered. Bibliographpy lists 8 sources.
Filename: MBtrering.rtf

Desert Surfaces: A Process Based Analysis of Radiation, Heat, Precipitation, and Storage
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A 7 page overview of the processes which impact deserts. Summarizes geologic, climatological and biological processes which interplay to both shape desert environments and which are shaped by those environments. Outlines the importance of topography, substrate characteristics, precipitation, vegetative cover (both type and extent), radiation, and cloud cover in particular and concludes that each of these factors is interrelated with the other. Bibliography lists 6 sources.
Filename: PPdesert.wps

Desertification in the Sudan
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A paper which looks at the causes of desertification in the Sudan, and suggests national and international policies which might be implemented to address this issue. Bibliography lists 3 sources
Filename: JLdessud.rtf

Diamonds / Their Structure and Geologic Formation
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A 5 page overview of the gemstone known as a diamond. Includes information on diamond structure and geologic formation, including its presence in kimberlite formations. Bibliography lists 4 sources.
Filename: Diamond.wps

Drilling Fluids
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This 9 page paper considers the different type if drilling fluids, including water-based fluids, oil-based fluids and mist gas air or foam fluids, where they are used, their properties, additives and control. The bibliography cites 5 sources.
Filename: TEdrillf.rtf

Dust Storms: How They Have Impacted The World's Health
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9 pages in length. The extent to which dust storms impact the world's health is both grand and far-reaching; that dry, desert and semi-arid rangelands represent the most significant regions where dust storms occur speaks to a tremendous number of people detrimentally affected by the natural occurrence. Bibliography lists 8 sources.
Filename: TLCDustStrm.rtf

Earth and Mars
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A 6 page comparison of these two planets. This paper describes the physical origin of the planet and characteristics such as atmosphere, gravity, and temperature. The author comments on the possibility of life as it presents on Mars. Bibliography lists 6 sources.
Filename: PPastronErthMars.rtf

Earth's Defense Against Meteors
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This 6 page report discusses the options available to the governments of Earth if a meteor on a collision course was cited. Earth's atmosphere is literally besieged with as much as 50,000 tons of interplanetary rubble annually. There is a scientific consensus agrees that cosmic impacts have played a major role in Earth history and that they continue to pose a significant threat today. Bibliography lists 10 sources.
Filename: BWmeteor.wps