Deccan Traps volcano site (IMAGE) Advanced Science Research Center, GC/CUNY Caption India's Deccan Traps is an ancient lava field covering about one-fourth of India that has been tied to the End-Cretaceous mass extinction some 66 million years ago. New research is helping to determine whether it played a significant role. Credit Loÿc Vanderkluysen, Drexel University Usage Restrictions For use in conjunction with this study only. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.