Tens of thousands of researchers are out of work amid President Trump's ongoing purge of the federal workforce. One of those workers is Peggy Hall, a biologist who worked at the National Institutes of Health. Hall joins us with freelance reporter Virginia Gewin, who recently wrote about fired workers for Nature.
And, a study from the Rochester Institute of Technology estimated more than 10,000 tons of plastic enter the Great Lakes every year. Here & Now's Chris Bentley reports on efforts to curb pollution, including a robot that combs the shores for trash.
Then, the North American prairie is biologically diverse, but it's rapidly disappearing. In their book "Sea of Grass," Dave Hage and Josephine Marcotty unpack the threats to the prairie and profile the people trying to save it.
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