What do you call plastic shopping bags that litter the landscape? Some know them as witches’ britches or witches’ knickers. Others prefer urban tumbleweeds. In the film American Beauty, Ricky Fitts famously called them one the most beautiful things he’d ever seen. Either way, despite the effort to introduce reusable bags, the plastic variety continues to accumulate. Lori Robinson of Santa Barbara has even gone so far as to collect them from Tanzanian villages and distribute the more sustainable variety. This is part of a complete episode.

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