This three-volume set introduces students to issues surrounding both current energy sources and alternative energy options. While there is significant discussion of the non-renewable resources now used to meet the majority of the world's energy needs (oil, coal and natural gas), the primary focus of the set is on newer options to meet the ever-growing demand.
Beachams Guide to the Endangered Species of North America
This guide presents extensive data on the habitats and ecosystems of more than 1,200 species identified as endangered or threatened by the U.S. Fish and Wildlife service. Entries include introductory information with an image of the species; a summary section detailing information on each species; a concluding summary of recovery efforts; and a bibliography of contacts for further information.
Grzimeks Animal Life Encyclopedia, ed. 2
A completely revised and updated version of the original work published in Germany in 1960, this edition incorporates recent developments in the animal world as noted by prominent advisors and contributors from the scientific community.
Grzimeks Student Animal Life Resource
This resource book offers broad, comprehensive coverage of the animal kingdom, ranging from the simple -- sponges and corals -- to the complex -- mammals. Animals are grouped by major classifications: sponges; corals; jellyfishes; segmented worms; crustaceans and mollusks; insects; fishes; amphibians; reptiles; birds; and mammals.
UXL Encyclopedia of Landforms and Other Geologic Features
Focuses on the physical and geological aspects, structure, and features of 48 of the earth's landforms - what they are, how they look, how they were created, how they change over time, and major geological events associated with them. Written for middle school students to support earth science and landform-related assignments, alphabetically arranged entries follow a standard and consistent subheaded format; and range in length from 9 to 11 pages.
Water: Science and Issues
This set covers all important water science concepts and current issues and highlights major historical developments and key figures. 4 volumes.