Finding Evidence of Recent Landslides (image) Seismological Society of America Caption Rock falls triggered by the earthquake were identified, in part, by looking for green vegetation under fallen rocks, which indicated very recent deposition. The color version of this figure is available only in the electronic edition. Credit BSSA Vol. 102:6 Usage Restrictions For use by reporters/editors only. 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.