Cover image: Taylor Griffith Kelp forests are some of the most dynamic and productive ecosystems on the planet, but many people don’t dip below the canopy to find out just how incredible they really are. From record-breaking growth rates to surprising uses spanning food, art, and innovation, here are ten things about kelp you might not know, as well as what you can do to help the kelp! 1. Kelp forests are the largest marine habitat on Earth Kelp forests cover more than one-third of the wo...