KnowraAlvarez hypothesisLinked fromLinked fromThe 3 pages that link to Alvarez hypothesis, each with the reason it gives.All 3Broader topic 1Related 2Cretaceous–Paleogene extinction eventRelated: This named hypothesis framed the scientific debate over the extinction’s cause.Chicxulub impactRelated: The 1980 proposal anticipated the impact later linked to the Chicxulub structure.