Great Barrier Reef

What is the Great Barrier Reef

The Great Barrier Reef is the largest coral reef system with over 2,900 individual reefs.

the Great Barrier Reef is so big that it can be seen from outer space and is actually greater size than the United Kingdom,Holland and Switzerland combined.

how old is the Great Barrier Reef

The Great Barrier Reef is very ancient,composed of living coral growing for approximately much as twenty years.

how big is the Great Barrier Reef

The Great Barrier Reef stretches over 2,600 kilometres over an area of approximately 344,400 square kilometres.
Big image

Great Barrier reef from outer space

As u can see you can see the Great barrier reef from outer space the picture is up there it is pretty big!

human impact on the great barrier reef

Over fishing, pollution and global warming are the main reasons that are affecting the coral reef. So most of the the reefs have been destroyed and are not recovering, a quater of the reefs are endangered. Global warming has been induced by human activity has affected the reefs by creating warmer temperatures in the waters that will have adverse effects.