This is Part Two of my adventure on the 5-day Milford Track in New Zealand, considered by many to be "the finest walk in the world."

A little over 50 years ago, riding the high of the brand-new Environmental Protection Act, then-Governor Reagan signed into law the California Environmental Quality Act - CEQA (pronounced “see-kuah”) - which has played a major role in how...

My wife Joanna and I recently hiked the Milford Track in the heart of the Fiordland National Park in the South Island of New Zealand. We had gone to New Zealand mainly to visit our three-year old grandson. But when you get that far, you might as...

Since the inception of the Sierra Club, one of the motivations in creating outings like this was to allow people to enjoy and experience the wonders of Nature, and then importantly, from that experience, they would work to preserve Nature. That was...

This December I will finish my fifth (and final) term on the Napa Group’s Executive Committee, completing 10 years of service. In looking back at the experience, I can sum it up in three words: WELL WORTH IT! Not just for the environmental victories...

This is an excerpt from a research article by Kathrine Richardson, et al, which was recently published in Science Advances Magazine. The entire article can be found here. The transgression of a majority of Earth’s nine planetary...

Hello everyone! My name is Paulina Viera Zambrano. I’m currently a rising sSenior (class of 2024) at Vintage High School and one of the three interns with the Napa Sierra Club Group. This summer I applied and got accepted into one of the Pre-College...

Researchers from Oxford examined the diets of 55,500 people and found that vegans are responsible for 75 percent less in greenhouse gases than meat-eaters.

I wanted to explain the benefits and drawbacks to these bikes so that if you are on the fence about buying one, this might help you with your decision.

Hello everyone! My name is Liliana Karesh, and I am a sophomore at Napa High School (Class of 2025!). I am one of the three student interns at Napa Sierra Club for 2023. Knowing the significant impacts that global warming is causing on our...