7:30 p.m., Red Emma’s, 30 W. North Ave., (443) 602-7585, redemmas.org, free.
For the first time in history, most of the world’s population now lives in cities and their surrounding suburbs, with urban centers still expanding. Eat it, beautiful green landscapes! Learn about the social and ecological complexity of cities and what this means for the future as University of Maryland President Freeman A. Hrabowski III talks with two of the five authors of “The Baltimore School of Urban Ecology: Space, Scale, and Time for the Study of Cities,” research scientist J. Morgan Grove and ecologist Steward T.A. Pickett.