Événements et activités environmental à Manassas, VA
Gender+ Justice Research Colloquium 2026
Thursday at 12:00 PM
Georgetown · Maria & Alberto De La Cruz Art Gallery
Gender+ Justice Research Colloquium 2026
Thursday at 12:00 PM
Georgetown · Maria & Alberto De La Cruz Art Gallery
Sustainable Landscapes Walking Tour
Fri, Oct 30, 9:00 AM
Arlington National Cemetery · Arlington National Cemetery Welcome Center
Sustainable Landscapes Walking Tour
Fri, Oct 30, 9:00 AM
Arlington National Cemetery · Arlington National Cemetery Welcome Center
Invasive Plant Removal at Four Mile Run Park
Sat, Oct 10, 10:00 AM
Alexandria · Four Mile Run Park, 3700 Commonwealth Avenue
Invasive Plant Removal at Four Mile Run Park
Sat, Oct 10, 10:00 AM
Alexandria · Four Mile Run Park, 3700 Commonwealth Avenue
Cross-Territorial Indigenous Solidarity At U.S. Supreme Court
Wednesday at 8:30 AM + 1 en plus
Washington · Supreme Court of the United States
Cross-Territorial Indigenous Solidarity At U.S. Supreme Court
Wednesday at 8:30 AM + 1 en plus
Washington · Supreme Court of the United States
Disaster+Travel+Wilderness First Aid Course
Sat, Oct 17, 8:00 AM
Friendship Heights · Washington DC area
Disaster+Travel+Wilderness First Aid Course
Sat, Oct 17, 8:00 AM
Friendship Heights · Washington DC area
Plant Health Care Walking Tour
Fri, Oct 23, 9:00 AM
Arlington National Cemetery · Arlington National Cemetery Welcome Center
Plant Health Care Walking Tour
Fri, Oct 23, 9:00 AM
Arlington National Cemetery · Arlington National Cemetery Welcome Center
PRKN and DCEFF Present: Unless Something Goes Terribly Wrong Film Screening
Fri, Oct 23, 5:00 PM
Near Southeast · Reservoir Center for Water Solutions
PRKN and DCEFF Present: Unless Something Goes Terribly Wrong Film Screening
Fri, Oct 23, 5:00 PM
Near Southeast · Reservoir Center for Water Solutions
S.T.E.A.M. PLUS 2026
Sat, Oct 17, 11:00 AM + 1 en plus
Soutwest Quadrant · Nannie J Lee Memorial Recreation Center
S.T.E.A.M. PLUS 2026
Sat, Oct 17, 11:00 AM + 1 en plus
Soutwest Quadrant · Nannie J Lee Memorial Recreation Center
Wilderness First Aid Course (HYBRID) hosted by Friends of the Rappahannock
Saturday at 9:00 AM
Falmouth · 3219 Fall Hill Ave
Wilderness First Aid Course (HYBRID) hosted by Friends of the Rappahannock
Saturday at 9:00 AM
Falmouth · 3219 Fall Hill Ave
Environment, geopolitics and society in the Arctic
Fri, Nov 13, 10:00 AM
Georgetown · House of Sweden
Environment, geopolitics and society in the Arctic
Fri, Nov 13, 10:00 AM
Georgetown · House of Sweden
On High Water: Holding Ground on a Vanishing Coast—Washington, DC Premiere
Wed, Oct 21, 6:00 PM
Downtown · NYU Washington, DC
On High Water: Holding Ground on a Vanishing Coast—Washington, DC Premiere
Wed, Oct 21, 6:00 PM
Downtown · NYU Washington, DC
Opening Reception: REFLECT & NIGHT AND DAY
Wed, Oct 28, 6:00 PM
Northwest Rectangle · Flagg Building, Atrium
Opening Reception: REFLECT & NIGHT AND DAY
Wed, Oct 28, 6:00 PM
Northwest Rectangle · Flagg Building, Atrium
Anacostia Walking Meditation
Sat, Oct 10, 10:00 AM + 6 en plus
Poplar Point · Atlas Brew Works Bridge District Brewery & Tap Room
Anacostia Walking Meditation
Sat, Oct 10, 10:00 AM + 6 en plus
Poplar Point · Atlas Brew Works Bridge District Brewery & Tap Room
Anacostia River Explorers Public Tour @ Kingman Island
Tue, Oct 13, 5:00 PM
Washington · Kingman Island - new dock at Benning Rd
Anacostia River Explorers Public Tour @ Kingman Island
Tue, Oct 13, 5:00 PM
Washington · Kingman Island - new dock at Benning Rd
CGDC Happy Hour with Her Green Planet at Sonny's Pizza
Wed, Oct 14, 6:00 PM
Pleasant Plains · Sonny’s Pizza
CGDC Happy Hour with Her Green Planet at Sonny's Pizza
Wed, Oct 14, 6:00 PM
Pleasant Plains · Sonny’s Pizza
2026 Kingman Island Friends and Family Day
Sat, Oct 17, 11:00 AM
Washington · Kingman And Heritage Islands Park
2026 Kingman Island Friends and Family Day
Sat, Oct 17, 11:00 AM
Washington · Kingman And Heritage Islands Park
