175K views · 1.7K reactions | A previously unknown coral reef was discovered off the coast of Tahiti, seemingly unharmed by climate change. CNN's René Marsh reports how the new discovery has scientists wanting to know more about the ocean's floor. | CNN | Facebook

30K views · 85 reactions | This video shows coral reproducing in the reefs near Okinawa, Japan. Colonies of coral go through a spawning process, releasing eggs and sperm, which are called gametes, in the water to reproduce. The video was posted on social media on May 12. According to Reuters, many of the coral around Okinawa only spawn once a year. | NowThis Earth | Facebook