Biotic effects of the Chicxulub impact, K-T catastrophe and sea level change in Texas Keller, G. ; Abramovich, S. ; Berner, Z. ; Adatte, T. Abstract Publication: Palaeogeography Palaeoclimatology Palaeoecology Pub Date: January 2009 DOI: 10.1016/j.palaeo.2008.09.007 Bibcode: 2009PPP...271...52K