Biotechnology: Changing Life Through Science cover Chemical Compounds cover Climate Change: In Context cover Complete Dictionary of Scientific Biography cover Encyclopedia of Environment and Society cover Environmental Encyclopedia, ed. 4 cover Environmental Science: In Context cover Science and Its Times cover Science of Everyday Things cover Scientific Thought: In Context cover The Gale Encyclopedia of Science, ed. 4 cover UXL Encyclopedia of Science, ed. 2 cover Van Nostrands Encyclopedia of Chemistry, ed. 5 cover Water: Science and Issues cover World of Forensic Science cover World of Microbiology and Immunology cover