It's a misleading headline, since it's really saying that the US exports plastic and the places where it's exported manage to get it into the ocean.
It's not well-understood that municipal recycling requires private contractors to bid on the waste stream, and if they can't make money on it, it all gets landfilled like the good old days. At least consumers are now trained to separate it.
Those can grifters are likely the real recycling heros of our time. Make it easy for them to find them.