Annie Leonard, executive director of Greenpeace USA, will be the keynote speaker for Innovate@BU's “IDEA Conference 2020: Embrace Your Impact,” and shares her passion for trash and bringing individuals together to better the environment.

The Questrom School of Business is often quiet and calm on weekends, but the building filled with over 150 students and alumni who came to attend Innovate@BU’s first annual IDEA Conference Saturday. Innovate@BU...