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Coral reefs are the basis for ocean life. But with the warming ocean waters and more extreme weather events, coral reefs are struggling. The coral bleach. But what is coral bleaching?

Global warming, climate change—what is what? People use the terms interchangeably but they aren't the same. Global warming is only a small part of climate change and lumping them together allows skeptics to argue that climate change isn't real because it is cold outside.

All that carbon dioxide that humanity has been throwing into the atmosphere has to go somewhere. The ocean is an excellent buffer but it isn't fast. The surface ocean becomes more and more acidic and organisms of all sizes suffer because of it.

In this podcast, I talk about ocean acidification, explain why global warming isn't the same as climate change, and give an overview of coral bleaching.