By Molly Cassidy and Andrew Atwal
Great Lakes Echo runs video clips of random people answering questions that experts believe environmentally literate citizens should understand. In the last clip an expert explains the correct answers.
This week’s question is “What is the greatest threat to the Great Lakes?”
This week’s expert is Joan B. Rose, the Homer Nowlin Chair in Water Research, co-director of the Center for Advancing Microbial Risk Assessment and the director of the Center for Water Sciences — all at Michigan State University in East Lansing, Mich.