This newly revised edition provides a wealth of information for students and general readers on the very relevant topic of the environment. Articles cover an amazing range of topics - from endangered animal species and air pollution to smog and urban planning. 300 new articles are included, and all of the original essays have been re-evaluated for currency and accuracy. Plus, complimentary online access is provided through Salem Science.

Covers air pollution, national parks, organizations, solar power, enviromental legislation, manmade environmental issues from asbestos to smog, and events including the Dust Bowl and the Exxon Valdez oil spill. (view table of contents)

Covers air pollution, national parks, organizations, solar power, enviromental legislation, manmade environmental issues from asbestos to smog, and events including the Dust Bowl and the Exxon Valdez oil spill. (view table of contents)

'Breakthrough discoveries in the field of genetics have increased the general public's interest in the area. The Encyclopedia of Genetics was created to meet the demands of such users. The 172 articles range from 1,000 to 3,500 words and include key features such as a list of the defined words and a significance section that summarizes the article. The contributors give clear explanations of complex theories and methods aimed at the general reader. This is a unique resource to answer genetic questions from the non-scientific community.'--'Outstanding reference sources 2000', American Libraries, May 2000. Comp. by the Reference Sources Committee, RUSA, ALA.Provides articles that cover the fundamental principles of genetics. (view table of contents)

'Breakthrough discoveries in the field of genetics have increased the general public's interest in the area. The Encyclopedia of Genetics was created to meet the demands of such users. The 172 articles range from 1,000 to 3,500 words and include key features such as a list of the defined words and a significance section that summarizes the article. The contributors give clear explanations of complex theories and methods aimed at the general reader. This is a unique resource to answer genetic questions from the non-scientific community.'--'Outstanding reference sources 2000', American Libraries, May 2000. Comp. by the Reference Sources Committee, RUSA, ALA.Provides articles that cover the fundamental principles of genetics.