![Reef Conservation Protects a Key Coral’s Defenses, but Warming Knocks It Down Reef Conservation Protects a Key Coral’s Defenses, but Warming Knocks It Down](;https://i.ytimg.com/vi/Ad9-zN3owyk/maxresdefault.jpg)
Corals create potions that fight bacterial attackers involved in coral bleaching, but warming appears to tip the scales in that battle against the potions. Reef conservation may offer hope: A particular potion, isolated from reefs protected from seaweed overgrowth, proved more robust.
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