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The controversial machine sending CO2 to the ocean and making hydrogen

The article from BBC Future discusses a controversial method of carbon dioxide removal known as marine carbon dioxide removal (mCDR), which involves storing CO2 in the ocean. This technique aims to mitigate climate change by enhancing the ocean's natural ability to absorb and store carbon. The process includes various methods like ocean fertilization, where nutrients are added to stimulate phytoplankton growth, which then sequesters carbon as it sinks to the ocean floor. However, this approach is not without its critics. Concerns include potential disruptions to marine ecosystems, the effectiveness of carbon storage over long periods, and the ethical implications of altering natural ocean processes. Proponents argue that with careful management and further research, mCDR could play a crucial role in achieving net-zero emissions, but there's a significant debate about its scalability, environmental impact, and whether it diverts attention from reducing emissions at the source.

Read the Full BBC Article at:
[ https://www.bbc.com/future/article/20241217-the-controversial-machine-using-marine-carbon-removal-to-store-co2-in-the-ocean ]