Events

The Alcatraz Historic Gardens with the Power Plant seen in the background.
Celebrate Earth Day on Alcatraz
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Join us for a special Earth Day experience on Alcatraz Island, where history meets nature. Explore the island’s stunning gardens, discover sustainable gardening practices, and participate in a hands-on marine science activity that connects us to the health of San Francisco Bay.

Scenic landscape view of Fort Cronkhite, Rodeo Beach, and the Marin Headlands.
Beach to Battery - A Ranger Guided Hike

Ever wondered what’s hidden inside some those historic WWII batteries tucked away in the hills of the Marin Headlands? Here’s your chance to find out! Join a Ranger-Guided Hike & Program and step inside one of these iconic and historic sites, Battery Townsley...

Registration Required
A volunteer gives a thumbs up at Crissy Field in San Francisco with a backdrop of the Golden Gate Bridge and the Warming Hut.
Golden Gate Maintenance - Landscaping and maintenance at Crissy Field
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Join us to celebrate Earth Day and restore and maintain historic Crissy Field! 

Register
A volunteer gives a thumbs up at Crissy Field in San Francisco with a backdrop of the Golden Gate Bridge and the Warming Hut.
Golden Gate Maintenance - Weeding at Battery East
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Join us to celebrate Earth Day and restore and maintain historic Battery East! 

Register
A volunteer gives a thumbs up at Crissy Field in San Francisco with a backdrop of the Golden Gate Bridge and the Warming Hut.
Golden Gate Maintenance - Planting native Beach Strawberry and maintaining Crissy Field
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Join us to celebrate Earth Day and restore and maintain historic Crissy Field! 

Register
A volunteer gives a thumbs up at Crissy Field in San Francisco with a backdrop of the Golden Gate Bridge and the Warming Hut.
Golden Gate Maintenance - Planting native Beach Strawberry at Crissy Field
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Join us to celebrate Earth Day and restore and maintain historic Crissy Field! 

Register
Volunteers at Work
Invasive Plant Patrol
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Hiking with a mission – help find and remove new infestations of invasive weeds while exploring the parks.

Registration Required
Discovering local flora and fauna during the City Nature Challenge.
City Nature Challenge: Bioblitz at Lands End
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Join us for the City Nature Challenge at Lands End! 

Register
Trail in Roy's Redwoods Preserve
Membership Event: Exploring Roy's Redwoods Nature Preserve
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Roy’s Redwoods is a unique old-growth redwood preserve in Marin County, offering free and accessible access while benefiting from a recent restoration project to improve forest health and trails. This guided tour with Project Manager Rob LaPorte will explore the restoration efforts and the natural wonders of this special place.

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Badger photographed by Vishal Subramanyan
Membership Event: Wildlife Conservation Photography in the GGNRA and Bay Area
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Join us for a discussion about wildlife photography work in the Bay Area with Vishal Subramanyan, a local photographer whose work documenting the rare erythristic badger is featured in National Geographic.

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