Earth Week

Celebrate the City Nature Challenge and Earth Week by helping to document the diversity of life springing up at Bon Tempe's recent prescribed burn site. Led by local botanists and experts from State Parks, we will document all of the life we encounter using iNaturalist.

Join us on Earth Day to give back to Mt. Tam by pulling invasive species and picking up trash!

Hiking with a mission – help find and remove new infestations of invasive weeds while exploring the parks.

Help tend to the health of the Presidio’s historic forests.

Hiking with a mission – help find and remove new infestations of invasive weeds while exploring the parks.

Hiking with a mission – help find and remove new infestations of invasive weeds while exploring the parks.

Help restore and maintain historic landscapes and cultural resources throughout Fort Mason.

Learn to grow and care for native plants while helping to preserve and restore your national park.

Learn to grow and care for native plants while helping to preserve and restore your national park.

Help restore and maintain gardens once tended by the island’s military and penitentiary residents—add life, color, and vibrancy to the Rock.