Locations of Lockdown Effects Observed at Seismic Stations around the World (image) Raspberry Shake Share Print E-Mail Caption Locations of the 268 global seismic stations used in the study. Lockdown effects are observed (red) at 185 of 268 stations. Symbol size is scaled by the inverse of population density to emphasize stations located in remote areas. Credit Reprinted with permission from T. Lecocq et al., Science 10.1126/science.abd2438 (2020). Usage Restrictions Image may only be used with appropriate permissions from AAAS Science. Share Print E-Mail 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.