Tag Archives: Coral

3D-Printed Coral Mimics Nature

by Steve Hanley, CleanTechnica

Most of us have heard that coral reefs around the world are dying, largely because of warmer ocean temperatures and the increased acidity of seawater, but few people realize why that is important to humans. Who really cares if the Great Barrier Reef off the coast of Australia is nearly lifeless? So a few rich scuba divers won’t get to see it. Boo-hoo. Actually, it’s a little more complicated than that.

Let’s begin by explaining what coral is. Is it a plant? Is it an animal? Actually, it’s a little of both. The coral on the outside provides a framework for algae who live inside. The algae actually convert sunlight via photosynthesis to produce food for themselves and the coral. The living coral, in turn, provides a habitat for hundreds of species of marine life — species that form a vital link in the food chain that hundreds of millions of people rely on for their daily sustenance. Those little algae may seem insignificant, but without them many people would die of malnutrition.

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A Newly Discovered Deep-Sea Coral Garden Could Unlock the Ocean’s Secrets

by Brian Kahn, Gizmodo Earther

Australia’s most famous coral resides on its Pacific coast. The Great Barrier Reef is amazing, to be sure, and a bellwether of how climate change is impacting reefs around the world.

But there’s a reef hidden in the depths of the Southern Ocean off Australia’s south coast that could unlock a much more profound secret about climate change and the entire ocean. And until recently, it remained completely unexplored.

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