Several start-ups have tried to grow seaweed to remove atmospheric CO2, but this could affect the levels of nutrients in the ocean and hamper other CO2-sucking processes

Source: [New Scientist](https://www.newscientist.com/article/2531254-a-promising-natural-technique-to-remove-co2-could-backfire/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home)

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