Escape Routes (IMAGE) University of Utah Caption By plugging the effect of slope, ground surface roughness and vegetation density on travel rates into a route-finding algorithm, Campbell successfully identified the most efficient routes for thousands of simulations. Credit Reproduced and modified from Campbell, et al. 2017, with permission from CSIRO Publishing. Usage Restrictions Non commercial with attribution (as stated above) 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.