Sentences with phrase «ancient carbon sources»

Not exact matches

This pledge is significant because merely draining peatlands is a major source of carbon emissions from peat oxidation as well as ancient carbon carried away as the water table drops.

That means ancient carbon, and the only known source of ancient carbon in the amounts required to explain the data is fossil fuel combustion.»

«Ocean pH tells us about the amount of carbon absorbed by ancient seawater, but we can get even more information by also considering changes in the isotopes of carbon, as these provide an indication of its source,» says Andy Ridgwell, co-author of the study.