David Baron of member station WBUR reports on an infestation of European zebra mussels, which over the last four years has caused a billion dollars of damage in the Great Lakes and nearby river systems.
The World is an independent newsroom. We’re not funded by billionaires; instead, we rely on readers and listeners like you. As a listener, you’re a crucial part of our team and our global community. Your support is vital to running our nonprofit newsroom, and we can’t do this work without you. Will you support The World with a gift today? Donations made between now and Dec. 31 will be matched 1:1. Thanks for investing in our work!