Plastic bags are not biodegradable and can do great harms to wildlife. Cities and states across the country are banning plastic bags, but those bans may be having unintended consequences.
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Stacey Vanek Smith is the co-host of NPR's The Indicator from Planet Money, and is a correspondent for Planet Money.
Since 2018, Greg Rosalsky has been a writer and reporter at NPR's Planet Money.