PG&E has gone rogue and is cutting down healthy trees throughout Marin and Northern California! See more here, to know your rights before they take your trees.

In addition to robbing us of our humanity, racism is also killing the planet we all share. This long-overdue realization is growing in the environmental movement.

Synthetic Turf is an incredibly toxic product being touted as a playable surface for all seasons and saving water. But temperatures can reach 140 degrees or more on a hot day! They also contain "forever chemicals" (PFAs) that leach into the...

A tentative ruling could further delay plans for a Costco gas station in Novato by requiring the city to review potential environmental impacts.

Plans to privatize and gentrify Marin's largest public housing complex could make the county's racial disparity even worse. Read this article and suggestions on what you can do.

Sierra Club Marin Group works with other conservation organizations in Marin to protect Marin streams, particularly in the San Geronimo Valley where development threatens endangered Coho Salmon.

This threatened species is further endangered by the arrival in Marin County of barred owls due to change in habitat and climate. This page offers information on how and where to report sightings of both owls.

The ranching industry in the Pt. Reyes National Seashore is a source of climate-heating greenhouse gases, water pollution, species extinction, and soil degradation. Ranchers were paid for their land and given 25 years to vacate, but now the National...

PlasticFree Marin is an active community group dedicated to eliminating single-use foodware and promoting the transition to reusables through policy, behavior change, supporting businesses, and uncovering emerging solutions and business models. We...

An archive of Sierra Club Marin Group issues that are no longer active