Takes readers on a walk in a swamp, showing examples of how the animals and plants of wetlands are connected and dependent on each other and the wetland's watery environment.
Takes readers on a journey into a lake, showing examples of how the animals and plants are connected and dependent on each other and on the lake's freshwater environment.
An introduction to global warming that discusses the causes and effects, and examines possible efforts that can be taken in order to slow and prevent this planet altering affliction.
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 bottom of the sea.
Describes how scientists arrived at the theory of plate tectonics and presents an overview of what it teaches, discussing the formation of volcanoes, the movement of the continents, the cause of earthquakes, and other related subjects.
Presents an introduction to genetics, in simple text with illustrations, providing an overview of its basic principles, from Gregor Mendel's expermiments with pea plants, to the scientific pioneers of the twenteith century.
