Feeding on phytoplankton, the blue whale captures 33 tons of CO2 per year for itself alone

Whale off the Valdes Peninsula, Argentina. It can live between 80 and 90 years, in comparison, a tree stores an average of 22 kg of CO2 per year. During its life, a whale captures in this way the equivalent of a year of CO2 emissions from a city the size of Lyon. When it dies, it sinks into the ocean, dragging with it all that CO2 that will remain there for centuries