Environmental Engineering Abstracts covers the world literature pertaining to technological and engineering aspects of air and water quality, environmental safety, and energy production. More than 700 primary journals are thoroughly indexed and abstracted. Over 2,500 additional sources, including monographs and conference proceedings, are also monitored for relevant articles.Dates of CoverageApproximately 1990-current. The oldest record in the database has a publication date of 1973; about 50% of its records have publication dates of 1997 or later.