Hal Brown Park at Creekside
Join our county’s premier volunteer event focused on the marine environment and its watersheds. We will be removing trash from Corte Madera Creek, Creekide Marsh, and surroundings. Come for the full time or just stop by to lend a hand! For a full list of California Coastal Cleanup Day opportunities...
Dias Ridge Trailhead
Help us search for fast-spreading weeds while learning some tricks of the trade! One Tam will give a training on how to search for, remove, and use a smartphone to map some of the most problematic weeds in Marin. We will also teach you some simple ways to prevent the...
Muir Beach parking lot
Become a Park Steward and help protect endangered species and restore sensitive habitat in Marin.