Answer: Because we don't want to use up all of the natural resources
Explanation:
The Great Barrier Reef is the world's largest living structure. It is made up of around 2900 individual reefs and 900 islands. ... Climate change is perhaps the biggest threat to the Great Barrier Reef. Warmer ocean temperatures put stress on coral and lead to coral bleaching.
That statement is true I think. not for sure.
the answer to this question is letter A
