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In this photograph taken on September 24, 2021, women work to cultivate fronds of seaweed on a bamboo raft in the waters off the coast of Rameswaram in India's Tamil Nadu state. Scientists are looking into how seaweed farming could help reduce the impact of greenhouse gas emissions, reverse ocean acidification and improve the marine environment, as well as providing a sustainable livelihood for marginalised coastal communities. AFP PHOTO
RAMESWARAM: Draped in a colorful saree and shirt, Lakshmi Murgesan dives into the azure waters off India's southern coast to collect seaweed, which is being hailed by scientists as a miracle crop that absorbs more carbon dioxide than trees.