2017
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
Canada
|
|
|
America
|
|
|
Australia
|
|
|
South Africa
|
Detailed explanation-1: -The reef is located in the Coral Sea, off the coast of Queensland, Australia, separated from the coast by a channel 100 miles wide in places and over 200 feet deep.
Detailed explanation-2: -2022. Coral bleaching was observed along the length of the Reef, with the Northern and Central regions experiencing extreme bleaching.
Detailed explanation-3: -Great Barrier Reef, complex of coral reefs, shoals, and islets in the Pacific Ocean off the northeastern coast of Australia that is the longest and largest reef complex in the world.
Detailed explanation-4: -Previous mass coral bleaching events occurred on the reef in 1998, 2002, 2016, 2017, and 2020. Bleaching events are caused by sustained, warmer-than-average sea surface temperatures (SSTs).
Detailed explanation-5: -Coral reef provinces have been permanently damaged by warm sea temperatures, most severely in the Indian Ocean. Up to 90% of coral cover has been lost in the Maldives, Sri Lanka, Kenya and Tanzania and in the Seychelles during the massive 1997–98 bleaching event.