What is it?
There are how many stages of coral?
What is 4
(healthy, stressed, bleached, dead)
Coral reefs grow in all the tropical ocean basins, which are located between what two Latitudes?
What is roughly 25°N and 25°S
The percentage of the largest reef in Okinawa died from coral bleaching?
What is 75%
What are the five effects of coral bleaching talked about in this presentation?
What is decline in biodiversity, large shifts in fish communities, loss of pharmaceutical compounds, loss of revenue from tourism, loss of shoreline protection
What is one thing we can do to help coral bleaching?
What is fertilizers and pesticides, sunscreen, waste, energy consumption, etc.
______ keeps the coral alive.
What is algae (zooxanthellae).
What is the ideal surface ocean temperatures of coral?
What is ~70-85°F
The percentage of coral in the Maldives that suffered from bleaching?
What is more than 60%
How do coral reefs protect the coast?
What is helps to buffer damage by waves, storms, and floods
What global crisis can we fight to change that will also help coral bleaching?
What is global warming/climate change
What leads to coral expelling algae?
What is ocean temperature rise.
How much of the Great Barrier Reef has been affected by current bleaching event?
What is about 81%
The World's Marine environment is composed of what percentage of coral reefs?
What is 1%
What percentage of coral has been tested for pharmaceutical purposes?
What is 10%
What human waste feeds algae that smothers coral?
What is sewage
What leaves coral as it becomes stressed?
What is algae.
Coral reefs support up to how many species?
What is 2 million species or a quarter of all marine life.
The economy annually loses ______ from dying coral reefs.
What is $375 billion
What percentage of reef fish species have declined to less than half of their original numbers?
What is 50% of reef fish species
How much sunscreen is washed off into coral reef environments?
What is 6000-14000 tons