Below are some cleanup and Earth Day events on Long Island. Do you know of any events? Click here to submit an event to our online calendar or comment below with the information. *Dates and times are subject to change - please call ahead.*

Monday, April 6
11 a.m. to 3 p.m.
Let's Plant Spring
Long Island Science Center
11 West Main St.
Riverhead
Cost: $5/per person

Saturday, April 18
1 p.m. to 3 p.m.
Stories for the Earth
Sweetbriar Nature Center
62 Eckernkamp Drive
Smithtown
Cost: $7/person, $6 Scouts

Saturday, April 18
11 a.m. to 4 p.m.
Earth Day Eco Fair
Cold Spring Harbor Whaling Museum
301 Main St.
Cold Spring Harbor
Cost: Free with paid admission

Saturday, April 18
11 a.m. to 3 p.m.
Earth Day Celebration
Quogue Wildlife Refuge
3 Old Country Road
Quogue
Free
Call 631-653-4771 for more information.

Sunday, April 19 
1 p.m. to 3 p.m.
Our Changing World--Earth Day Celebration
Long Island Children's Museum
11 Davis Ave.
Garden City
Free with paid admission

Sunday, April 19
1 p.m. to 4 p.m.
Celebrate Earth Day
Nassau County Museum of Art
1 Museum Drive
Roslyn Harbor
Cost: Museum admission is free.

April 20-24
10 a.m. to 3 p.m.
Earthstock Festival
Stony Brook University
100 Nicolls Road
Stony Brook
Free

Tuesday, April 21
10 a.m.
Earth Day Celebration
Once Upon a Treetop
151 Dupont St.
Plainview
Cost: $20/child

Saturday/Sunday, April 25-26
10 a.m. to 3 p.m.
It's Not Easy Being Green Yard & Craft Sale 
Sweetbriar Nature Center
62 Eckernkamp Drive
Smithtown
Cost: Donations encouraged

Saturday, April 25
11 a.m. to 5 p.m.
Eco Carnival
Suffolk County Environmental Center
550 South Bay Ave.
Islip
Cost: $5/person, $20/family