Scientists invent underwater umbrellas to protect coral reefs

giuliomagnifico 11 points 4 comments October 02, 2026
gizmodo.com · View on Hacker News

https://www.frontiersin.org/journals/marine-science/articles...

Discussion Highlights (2 comments)

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Stopping direct sunlight exposure to help stop coral bleaching is an awesome idea. Have to nitpick though, umbrellas protect you from falling water, parasols block light.

hackingonempty

Unfortunately stony corals also face a grave threat from ocean acidification due to rising CO2 in the atmosphere. They need alkalinity to make their skeletons.

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