KALW listener Mimi Manning wanted to know what happens to the plastic bags that are dropped off to be recycled at grocery stores.
For years, San Francisco residents weren't able to recycle their plastic bags at home. Now, Recology has changed policy to allow people to drop plastic bags in their bins, but what happens to those bags once recycled?
Reporter Gabriel Greschler went in search of answers. Click the audio player above to hear what he found.
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