'We are currently experiencing the longest global coral bleaching event ever observed'

'We are currently experiencing the longest global coral bleaching event ever observed'

We're in the midst of the worst coral bleaching event in recorded history. Coral bleaching is the name experts give to the growing number of bright-white coral popping up around the world. It's not a new, invasive species of coral. It's actually a sign of something much worse.

Produced by Jessica Orwig

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