All Day

DC Climate Week

(DC) (DC Climate Week) DC Climate Week (DCCW) is a community-organized week of events, exhibitions, tours, screenings, and gatherings across Washington, DC. Together, we will explore the challenges of the climate crisis and discover the solutions that give us hope.

Ongoing

2026 City Nature Challenge

(DMV) Join community and citizen scientists all over the globe to observe wildlife: animals, plants, and fungi in backyards, neighborhoods, and parks in urban areas. Using iNaturalist to document them, you can share your observation to help scientists track the wildlife that share our urban areas. See DC metro area events here and in this calendar. Register to track you ...

CNC Observation with Arlington Master Naturalists

Madison Manor Park 6225 12th Rd N, Arlington

(VA) (Arlington Regional Master Naturalists) Bring curiosity and a camera (mobile phone cameras are great!) to explore the hill and hollows of Brandymore Castle for the City Nature Challenge. Photograph wild plants and critters to upload to iNtauralist to help the greater DC area excell in this friendly worldwide competition. After the guided trek, feel free to explore on your ...

Invasive Plant Removal at 630 East

Reservation 630 East 2801 Quebec Street Northwest, Washington

(DC) (Rock Creek Conservancy) Join Rock Creek Conservancy and Weed Warrior leader Rena Subotnik or this invasive plant removal restoration event in Rock Creek Park. Invasive plants are a major threat to our fragile forests, and stopping their spread helps allow native plants to thrive in the understory. Event location, directions, and information will be sent from the event leader ...

Earth Day Celebration and Trail Care

(VA) (Friends of Mount the Vernon Trail) Celebrate Earth Day and help us remove trash from the marsh near Marina Towers on the Mount Vernon Trail. This event is celebrating Earth Day and Celebrate Trails Day. The last time we removed trash at this location volunteers picked up 2,400+ lbs of trash. Let's try and break that record. This is ...

Oxon Cove Earth Day Cleanup

Oxon Cove Park & Oxon Hill Farm2 6411 Oxon Hill Rd, Oxon Hill

(MD) (Anacostia Parks and Community Collaborative) Spend your Earth Day with us and a dozen environmental organizations at one of the largest regional clean-ups along Oxon Run and the Potomac River!

Bicyclists Against Invasive Vines Ride

Kingman Island _RFK Lot 6

(DC) (Washington Area Bicyclist Association) Calling all cyclists! Join the DC Trail Rangers and the Chesapeake Climate Action Network for an invasive vine removal and a bike ride. On the fourth Saturday of each month we meet up at the Fields at RFK lot 6 at 10am for an ecological ride on the Anacostia River Trail. We will be clearing ...

Invasive Vine Removal at Langdon

Langdon Park Recreation Center 2901 20th St NE, Washington DC

(DC) (Casey Trees) Join CCAN, The Langdon Park Forest Stewards, and Casey Trees to get outside and remove invasive plants! Take part in the exciting Assisted Natural Regeneration efforts happening to restore the forest at Langdon Park in NE DC. We will start with a brief training on non-native invasive species and best practices for removal, and spend about 2 ...

Arbor Day Tree Care at Anacostia Park

Anacostia Park Skating Pavillion 1500 Anacostia Dr SE, Washington

(DC) (Anacostia Watershed Society) Join Casey Trees, Friends of Anacostia Park, and Anacostia Watershed Society for a service day and celebration in honor of Earth Day and Arbor Day! Your help with caring for these vulnerable trees will give them a leg up in becoming a permanent part of our tree canopy and park space. We will provide all the ...

Living Earth Festival

National Museum of the American Indian Fourth Street & Independence Ave. SW, Washington

(DC) (Smithsonian) Celebrate the transformational power of clay and the evolution of the museum’s iconic outdoor sculpture installation Always Becoming (2007) by Nora Naranjo Morse (Kha'p'o Owingeh ). Join the museum for a weekend of stories, artist demonstrations, hands-on activities, performances, and more centered on the relationship between art and the earth. To commemorate the 250th anniversary of the signing ...

Earth and Arbor Day Celebration at Anacostia Park

Anacostia Park Skating Pavillion 1500 Anacostia Dr SE, Washington

(DC) (Anacostia Watershed Society) Join the Anacostia Watershed Society, Friends of Anacostia Park, and Casey Trees for a fun afternoon of community fellowship, celebrating Earth and the trees that help take care of us in Anacostia Park (by the Aquatic Resources Education Center & Skating Pavilion)! There will be free food, live music, skating, boating, dancing, and more!