From 2-5 p.m. Feb. 26 in Room 300 of the Arts & Sciences Laboratory Science Building, four eminent scientists will discuss phytoremidiation, the inorganic carbon cycle, carbon sesquestration, the impact of genetically modified crops on the environment and the issue of sustainability.

Presenters will include:

• Aaron Kaplan, professor of plant sciences at Hebrew University in Jerusalem and an expert in the field of photosynthetic aquatic microorganisms;

• Ganesh Kishore, vice president of technology for DuPont Agriculture and Nutrition;

• Francois M.M. Morel, professor of geosciences at Princeton University and director of its Environmental Institute, who has conducted extensive research in the new fields of bioinorganic and environmental chemistry; and

• Jerald L. Schnoor, the Allen S. Henry Chair of Engineering and co-director of the Center for Global and Regional Environmental Research at the University of Iowa.

This program is part of a yearlong series of colloquia concerning the role that research universities can play in addressing environmental issues.

For more information, call 935-5285 or go online to 150.wustl.edu.