Researchers used a French case study to predict over the next century that if people continue using and changing the land over in the same way they currently do, soils will have limited potential to counter the effect of climate change and will become a net source of atmospheric carbon dioxide.

See the source article by following the link below:
Researchers used a French case study to predict over the next century that if people continue using and changing the land over in the same way they currently do, soils will have limited potential to counter the effect of climate change and will become a net source of atmospheric carbon dioxide.