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In the spring of this year, students enrolled in ������Ƶapp’s (PSU’s) industrial robotics course embarked on a multisemester project to bring new life to a pair of pest control robots owned by Casella Waste Systems.

Casella, based in Rutland, Vermont, has used six of these robots for the past four years to ward off wildlife at its Bethlehem, New Hampshire, landfill. However, maintenance has lagged, and it’s been about two years since the machines worked properly.

Bret Kulakovich, an adjunct professor at New Hampshire’s PSU who oversees the robotics lab, first learned of the robots from PSU alum and Cardinal Consulting LLC founder Nathan Karol and thought they were good prospects for rehabilitation...