On Thursday, May 23, Citizens Greener Evanston is hosting a Green Drinks Event at The Celtic Knot. Come to this free event and learn about the importance of Evanston's urban canopy and green spaces, which are a key component of the City's Climate Action Plan. Michael Callahan, the City's Forestry Supervisor, and Judy Pollock, the president of the Chicago Audubon Society, will be speaking.