In a study published in "Nature Geoscience", researchers suggest that comet dust from the Chicxulub asteroid impact led to the Cretaceous–Paleogene extinction event, contrary to the widely accepted theory that sulfur led to the mass extinction.
In a study published in "Nature Geoscience", researchers suggest that solidparticulates(predominantly silicate) from the Chicxulub asteroid impact played adominantroleinthe radiativeforcingleadingtotheCretaceous–Paleogene extinction event(impactwinter), contrary to the widely accepted theory that sulfuraerosols led to the mass extinction.