Amount of carbon stored in selected ecosystems 2022
The wetland ecosystem had the most carbon storage capacity worldwide as of January 2022, amounting to 686 metric tons per hectare. Of this amount, the vast majority was soil storage, accounting for early 94 percent of the wetlands' total carbon storage. By comparison, deserts and semideserts had the least carbon storage capacity worldwide, with a total of 44 metric tons per hectare.