Science

Seaweed-Based CO2 Removal Technique Risks

Updated 2026-06-22 17:05 UTC 1 source Negative

Several companies are experimenting with growing seaweed to remove atmospheric carbon dioxide, but this approach could disrupt ocean nutrient levels and affect other natural processes that absorb CO2.

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New Scientist

A promising natural technique to remove CO2 could backfire

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

2026-06-22 15:24 UTC