Did you know that Philadelphia was the first city to host Earth Day? In fact, Philadelphia dedicated an entire week to it. This year, we are celebrating Earth Week from April 2228. Check out our list of events to learn how you can get involved!

1. Plant a Tree from Tree Philly

Help Philly become the City of Arborly love by planting trees in your neighborhood. Take advantage of Tree Philly’s free yard-tree giveaway program to get a tree for your front, side, or backyard!

2. Celebrate Philadelphia’s High-quality Tap Water

Join Philadelphia Water Department staff and City officials for the first-ever Philly Water Bar. Stop by the City Hall Courtyard to learn more about Philly’s safe, high-quality, environmentally friendly, and affordable tap water. 

Wednesday, April 24, 12–1 p.m. 

3. Help Philadelphia Win the City Nature Challenge 

The City Nature Challenge is a competition to see which city can find the most wildlife in their regions using the free iNaturalist app. You can submit photos on your own time or attend an organized event to get involved. 

April 26–29

4. Explore a 340 Acre Forest at Naturepalooza

Join the folks at the Schuylkill Center for Environmental Education for a hike to learn about pond ecology, a fort-building competition, or make crafts with the Nature Preschool.

Saturday, April 27, 10 a.m.–2 p.m.

5. Learn About Science in Hunting Park 

Participate in hands-on science activities, face painting, and more! Be sure to stop by the Philadelphia Office of Sustainability booth to learn what you can do to beat the heat in your home and in your community this summer.

Saturday, April 27, 12–4 p.m.

6. Get Outdoors at Southwest Spring Fest 

Celebrate spring with a full weekend of events like boating, a spring plant sale, a bicycle workshop, and science education! Free transportation is available.

April 27–28