To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S4. Dense pillars induce wave destabilization and community collapse. Simulation parameters are L/(1.29λ) = 100, P = 0.1, Amin = 0.01, R/(1.29λ) = 10, Δx = 2.6R. The movie depicts system dynamics over 1,000 doubling times. Structured environments fundamentally alter dynamics and stability of ecological communities Nick Vallespir Lowery, and Tristan Ursell PNAS. 2018. 116:379-388 DOI: 10.1073/pnas.1811887116 Download Original Video Browse All Videos »