Interwebs say USA throws away 400 million plastic dish "sponges" every year. They take decades to break down.

Coconut Dish Scour Pads - 5 Pack

Ours go in the trash so I don't expect them to break down

Those look good! Sold out, though, but I'll see if I can find similar ones. Even if not by Save the Oceans, at least, that will be less plastic in landfills and stuff.

Here: https://www.amazon.ca/... pricier, but available...