persistent organic pollutants -- written for children _____ http://www.sciencenews.org/view/feature/id/52474/title/FOR_KIDS_POPs_also_po ison_Arctic_animals ---- Join or Leave mou-net:http://lists.umn.edu/cgi-bin/wa?SUBED1=mou-net Archives:http://lists.umn.edu/archives/mou-net.html