Describes the various types of ocean storms, such as hurricanes, tsunamis, and storm surges, and explains such phenomena as tides, currents, El Ni?o, and La Ni?a.
Briefly describes creatures from river, lake, or wetland habitats that are extinct or currently endangered, such as the Amazon River dolphin, crested ibis, pygmy hog, and painted terrapin.
Briefly describes a variety of animals, including lemurs, apes and monkeys, parrots, and elephants, which are endangered or already extinct as a result of man's destruction of their forest habitats or man's poaching and hunting.
Describes what acid rain is, what causes it, and how it affects the environment. Also examines ways in which pollution levels can be reduced or minimized.