![Looking up at a kelp forest from underwater; multiple strands of kelp reach up toward the surface and the light](/content/images/size/w720/2021/11/kelp-forest.jpg)
What will it take to bring back Oregon's kelp forests?
Kelp forests are critical ecosystems and effective carbon sinks, too – but they're under threat around the world. This team of free divers and scientists is trying to make a difference, one purple urchin at a time.