Autotrophs participate in the carbon cycle by fixing carbon dioxide to produce the biomass that all other organisms use for life. Four autotrophic carbon-fixation pathways were already known and ...

Eventually, it becomes sediment that feeds plant growth. This is called the slow carbon cycle. This gecko is part of the fast carbon cycle. Credit: Leon Pauleikhoff/Unsplash The fast carbon cycle ...

The amount of carbon released by seabed fishing worldwide is uncertain and must be urgently investigated, researchers say.