Beneath Lamma Island waters, ‘superhero’ plant helps bring back rare turtles

On a sunny July afternoon along the shores of Hong Kong’s Lamma Island, the receding tide revealed an unassuming patch of greenery that scientists describe as the “ultimate underwater superheroes” for boosting marine biodiversity. Seagrass – an easily overlooked marine plant – can lock away climate-warming carbon 35 times faster than tropical rainforests. But levels of this vital vegetation in loc