Illegal Trawlers Are No Match for Undersea Sculptures

As a carbon sink, seagrass has other advantages too. It’s unlikely to catch fire and release large quantities of carbon back into the atmosphere at once, for example. But it is vulnerable to other threats. Increased coastal erosion can muddy the waters, making it more difficult for Posidonia to photosynthesize. Cruise ships dropping anchor can cause untold damage. And, of course,…