Back to today’s briefing

Story perspectives

Rivers Emit 2 Billion Tons CO2, Challenge Carbon Cycle

6/16/2025

27 4

Summary

Story summary

Rivers are releasing a staggering 2 billion tons of CO2 each year, with 60% stemming from ancient carbon sources rather than recent decay. This groundbreaking study challenges our understanding of the carbon cycle, revealing that landscapes may hold more carbon than we realized. It underscores the urgent need for updated climate strategies and deeper exploration into ancient carbon emissions.

1 of 1

Story summary

Rivers are releasing a staggering 2 billion tons of CO2 each year, with 60% stemming from ancient carbon sources rather than recent decay. This groundbreaking study challenges our understanding of the carbon cycle, revealing that landscapes may hold more carbon than we realized. It underscores the urgent need for updated climate strategies and deeper exploration into ancient carbon emissions.