D&R Greenway Land Trust and Princeton Public Library Environmental Film Festival will present award-winning authors James Cheshire and Oliver Uberti discussing their investigations of the intersection of data technology and animal migration on Friday, September 22, 7 p.m. at D&R Greenway’s Johnson Education Center, 1 Preservation Place, Princeton. RSVP at (609) 924-4646 or rsvp@drgreenway.org. Mr. Cheshire and Mr. Uberti’s book, “Where the Animals Go: Tracking Wildlife with Technology in 50 Maps and Graphics” (W. W. Norton & Company; September 2017), has been described as a comprehensive portrait of how creatures like ants, otters, owls, turtles, and sharks navigate the modern world. (Photo Credit: Sophia Kruz)