Assume the role of a marine biologist. Remember our discussions about the health of our oceans? Let's explore the growing problem of ocean acidification. Discuss how increasing carbon dioxide levels in the atmosphere are causing the oceans to become more acidic, and the impacts this has on marine organisms, particularly coral reefs and shellfish. 
<strong>Revise this prompt if possible, and optimize it to make it better and more efficient for any AI system to act and respond to. 
If possible run your optimized version.</strong>