• Arlington Free Tree Application Deadline

    (VA) (EcoAction Arlington) Apply to have a tree planted on your property. All private property in Arlington—whether it’s a single-family home, townhouse, condo, or a place of worship—is eligible to have a native tree planted on the property through EcoAction Arlington’s Tree Planting Program. Applications are now open for the Fall 2026 Tree Planting cycle. Today is the last day ...

  • MLK Day: Litter Cleanup at Piney Branch

    Piney Branch Oasis 3499 Mt Pleasant St NW, Washington, United States

    (DC) (Rock Creek Conservancy) Join Rock Creek Conservancy, the National Park Service, and Stream Team Leaders Keith Krosinsky and Alice Zou for a litter removal restoration event in Rock Creek Park. Trash is the visible form of stormwater pollution, a major threat to water quality and park health and its removal makes the parklands cleaner, safer, and more beautiful for ...

  • Extreme Cleanup at Broad Branch

    (DC) (Rock Creek Conservancy) Join Rock Creek Conservancy and the National Park Service for a litter removal restoration event in Rock Creek Park. Trash is the visible form of stormwater pollution, a major threat to water quality and park health and its removal makes the parklands cleaner, safer, and more beautiful for all. This event is part of the Annual ...