Cadmium and the Environment
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This 11 page paper provides an overview of cadmium, what it is, where it is found and how it affects the health of human beings. Some animal studies are cited which speculates about additional implications. Practical information is also given on how people can protect themselves from this natural menace. Bibliography lists 9 sources.
Filename: SA144cad.rtf

Carlsbad Caverns
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A 6 page paper that presents an overview of the geological and geographical structure of Carlsbad Caverns, New Mexico. This paper recognizes the fragile states of this natural wonder, and presents and overview of the impact of the human element on the natural mineral structures created within the caves. Bibliography lists 3 sources.
Filename: Carlsbad.wps

Catastrophism and the Extinction of the Dinosaurs
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An 8 page discussion of the events which resulted in the extinction of the dinosaurs. Suggests that a meteoric impact with the earth set in motion a series of environmental events which ultimately translated into dinosaur extinction. Bibliography lists 10 sources.
Filename: PPdinoC2.wps

Centrifugal And Coriolis Forces
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A 5 page overview of the two forces and their interaction. Centrifugal force is that fictitious force that imparts a general feeling of weightlessness for astronauts and is also the force by which washing machines extract excess water from wet clothes. The Coriolis effect holds that an object which moves in a straight line above the surface of the Earth (and not parallel to the equator) will appear to curve because the Earth is turning under it. Together, both are important for space travel. Bibliography lists 4 sources.
Filename: Coriolis.wps

Charles Darwin's Theory of Evolution
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A 10 page consideration of the theory of evolution and our current knowledge regarding the origin of life. Outlines Darwin's theories and the natural history information which led to those theories and provides a brief outline of the chemical basis for the origin of life. Bibliography lists 11 sources.
Filename: PPevolut.rtf

Chicago Archaeological Dig
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This 4 page paper discusses a theoretical archaeological dig in Chicago in 3007, and how the archaeologists might date the artifacts they find there. Bibliography lists 6 sources.
Filename: HVChiDig.rtf

Clear-Cutting:
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This 3 page paper examines the issue of clear-cutting. More specifically, this paper addresses what it is, where it occurs, and the plethora of ramifications that it creates for society and the environment. Bibliography lists 3 sources.
Filename: GSClrcut.rtf

Climate Change and Soil Formation in Southern England
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An 8 page paper which examines how climate changes have affected the formation of soil in southern England over the past million years. Bibliography lists 6 sources.
Filename: RAsoile.rtf

CLIMATE CHANGE, DIVERSITY, AND HOPE
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This 9page paper gives and in-depth look at the problems facing the planet and the decline of biodiversity. Examples given, solutions offered. Bibliography lists 10 sources.
Filename: MBearthope.rtf

Color, Light and Time of Day
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A 4 page research paper that examines how the color of light and its perceived temperature appears to change throughout the day according to the position of the sun. The writer discusses this phenomenon in relation to showing this fact with photography. Bibliography lists 3 sources.
Filename: khcoltod.rtf