How long do you think before coral reefs die out

Question: How long do you think before coral reefs die out
- Keywords:
  climate change,
  environment,
  global warming
Asked by 429nenp26 to Tiernan, Sonia, Mossy on 16 Nov 2018. This question was also asked by Dalta 16.
- Sonia Lenehan answered on 16 Nov 2018:
  
  Scientists are reporting that by 2050 90% of our coral reefs could be dead! 🙁

Question: How long do you think before coral reefs die out