San Diego’s underwater kelp forests are a natural wonder under threat by climate change. That wonderful and troubling story is being told at the Birch Aquarium in an exhibit called "Hold Fast."
Birch Aquarium debuts exhibit celebrating giant kelp ecosystems thecoastnews.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from thecoastnews.com Daily Mail and Mail on Sunday newspapers.