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Article: U. Iowa prof finds a 'poplar' way to get to the root of pollution
- Article from:
- University Wire
- Article date:
- November 30, 1999
- Author:
CopyrightProvided by ProQuest LLC. (Hide copyright information)
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Deidre Bello
University Wire
11-30-1999
(The Daily Iowan) (U-WIRE) IOWA CITY, Iowa -- Louis Licht helps clean up the environment one tree at a time.
Licht, a University of Iowa adjunct assistant professor of civil and environmental engineering, has patented a system that uses poplar trees to clean up pollutants.
The tree's roots are used to eliminate 17 elements found in the soil -- including ammonia and nitrate. Poplar trees have a rapid growth rate that provides fast results.
Among areas for treatment with this process, termed "phytoremediation," are landfills, wastelands and fertilizer-spill sites.
Licht started his own company in 1990, Ecolotree Inc., 505 E. Washington St., which supplies ...
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