Rebecca L. Johnson Books
The Greenhouse Effect
Discusses the greenhouse effect, research into its causes, and possible impact on our planet.
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Investigating the ozone hole
Discusses the scientific studies of the ozone layer in the Earth's atmosphere, and the causes and effects of depletions of this layer.
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The secret language
Examines how some animals communicate through the chemicals known as pheromones.
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Diving into darkness
Discusses how scientists use submersibles to explore the depths of the ocean, surveys the development, operation, and equipment of the Johnson-Sea-Link sub, and describes a typical dive to the bott...
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The greenhouse effect
Discusses what the greenhouse effect is, research into its causes, and its possible impact on our planet.
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