Puzzling spikes in ozone-eating chemical have a fiery cause

Scientists trace variation in methyl bromide levels to an increase in fires — which are linked to the climate pattern El Niño.
Wednesday, February 09, 2022
Nature
Photograph of flames in the Brazilian rainforest in late 2014

Flames charred the Brazilian rainforest in late 2014, during the onset of a climatic pattern called El Niño that is linked to high fire activity. Fires release the ozone-depleting gas methyl bromide.

Picture Credit:
Funari/Brazil Photos/LightRocket via Getty

Scientists trace variation in methyl bromide levels to an increase in fires — which are linked to the climate pattern El Niño.