https://e360.yale.edu/features/why-carbon-cycle-feedbacks-could-drive-temperatures-even-higher

Dead trees are visible in the canopy of the Amazon rainforest, 60 miles southwest of Macapa, Brazil. DANIEL BELTRÁ / GREENPEACE
New research indicates that parts of the Amazon and other tropical forests are now emitting more CO2 than they absorb. Some scientists are concerned this development, which is not yet incorporated into climate models, could put the temperature goals set by the Paris Agreement out of reach.
It is not often you meet a scientist breathless with excitement about their new findings. But it happened to me last September at the National Institute for Space Research in the Brazilian research city of Sao Jose dos Campos. Atmospheric chemist Luciana Gatti was rushing to tell her colleagues the result of her latest analysis of carbon dioxide emissions from the Amazon rainforest, which she had completed that morning.
For a decade…
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