A process known as the biological carbon pump (BCP) moves organic carbon from near the ocean's surface to the ocean floor. That carbon often stays there for hundreds or thousands of years, making the BCP a primary source of carbon sequestration in the oceans. Scientists have thought that relati...

Source: [Phys.org](https://phys.org/news/2026-09-tiny-cyanobacteria-secret-heroes-ocean.html)

Sponsored