Whether you’re looking for a toothbrush that you can fully toss in the compost or one that’s made with basic sustainability in mind, the best eco-friendly toothbrushes are effective for oral care and ...

Even the remotest islands have no lack of used toothbrushes. Researchers studying Cocos Keeling Islands — 6 square miles of uninhabited land 1,300 miles off Australia’s northwest coast — found 373,000 ...