We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleEnvironmental effects of large impacts on Mars.AuthorsSegura TL; Toon OB; Colaprete A; Zahnle KPublicationScience (New York, N.Y.), 2002, Vol 298, Issue 5600, p1977ISSN1095-9203Publication typearticleDOI10.1126/science.1073586