DAVID GREENE, HOST:
Good morning. I'm David Greene with this news this morning - scientists have discovered a 1,600-foot-tall coral reef in the Great Barrier Reef off of Australia. Think about that for a second - 1,600 feet tall - so taller than the Empire State Building, taller than two great pyramids stacked on top of each other. And the base is a mile wide. This is the first time in 120 years humans have discovered a coral reef this size. You're listening to MORNING EDITION. Transcript provided by NPR, Copyright NPR.