When you’re brushing your teeth and you’ve squeezed out the last bit of toothpaste, you probably toss the empty tube in the trash. Few people realize that most toothpaste tubes are now recyclable—at ...

The Treehugger editorial team is a diverse group of experts—with advanced degrees, professional experience, published books, and more—whose expertise spans every corner of the sustainability space.

Haley Mast is a freelance writer, fact-checker, and small organic farmer in the Columbia River Gorge. She enjoys gardening, reporting on environmental topics, and spending her time outside ...

Every year, Americans toss a billion tubes of Colgate toothpaste in the trash, and they eventually end up in a landfill. But this year, that could change. Colgate’s designers have spent more than five ...