Where:

Union Square, Manhattan

Price:

Free

What: 

"The annual Earth Day New York events are a fantastic way to to connect to environmental campaigns, green lifestyle products, and interesting people doing great green work!  There will be dozens of exhibitors, interactive displays, live performances, and kids' activities.

Join in the most high-traffic green events in the country."

Visit http://www.earthdayinitiative.org/earth-day-new-york-2017/2017/4/23/earth-day-new-york-2017-in-union-square for more info.