Large plant-filled basins collect and treat the dirty rainwater that would otherwise flow into the river.
A cardboard boat race is just one of many of the City of Water Day activities.
The borough has riders who would benefit from a bike share, but also cycling issues that need fixing.
The Harlem River Working Group will host meetings in March and April to collect ideas for the river walk.
Get our daily Afternoon News Update
Thank you for signing up!
Would you like to sign up for additional newsletters?
Thank you for signing up for additional newsletters.