The Great Barrier Reef is the largest coral reef in the world. Why is this reef so important?

Geothermic gradient is the rate of increasing temperature with respect to increasing the depth in the earths interior. away from tech tonic plates boundaries, it is about 25-40 c/km (72-87 degrees f/mi) of depth near the surface in most of the world.

Answergovernment control over all imports and exports;