Robyn Purchia

Gov. Brown, keep oil and gas in the ground

During a heat wave last year, the night-time temperature in Amanda Senior’s…

Contracts give San Francisco power to make a big climate impact

This month, San Francisco’s Red and White Fleet will launch the Enhydra.…

San Francisco’s trash gets help from tech

The plaza in front of the Ferry Building was packed last Sunday.…

Ban the butts to flick toxic cigarette filters out of SF

From July to December 2017, San Francisco kept 100,000 butts off the…

At SFO, zero waste means zero confusion

On Saturday afternoon, a visitor from Los Angeles stood perplexed at San…

SF’s farmers markets waste chance to compost and recycle

Almost every day, local farmers lay out tables of fresh produce for…

Bay Area kids moving the needle on climate change

In July, the planet’s future looked grim. President Donald Trump nominated a…

Market for ethically dope cannabis grows in S.F.

It’s no secret San Franciscans appreciate dope dope. In the immortal words…

S.F. water agency opposes plan to save local salmon, cries ‘drought’

About 150 miles beyond the Bay lies the Tuolumne River. Many San…

SF can have an impact on food sustainability

This Independence Day, our country is facing deep and dangerous political divides.…

SF’s new hydrogen ferry could fuel clean energy market

Hydrogen has been the fuel of the future for decades. Two years…

SFMTA on the road to an all-electric fleet

Last Tuesday, a crowd of City employees (and one lucky columnist) hit…

The City is open to closing JFK Drive

Two years ago, this month, Heather Miller was killed bicycling through Golden…

The City is open to closing JFK Drive

Two years ago, this month, Heather Miller was killed bicycling through Golden…

Lyft offers zero support for zero emission bill

A decade ago, San Francisco required taxi companies to reduce emissions by…

Muni needs money and new development could pave the way

Muni needs money. Improving conditions for bicyclists and pedestrians requires analysis and…

Reduced plastic pollution a mayoral priority

One day after Supervisor Katy Tang proposed a ban on single-use plastic…

Straw ban is fantastic but SF should think bigger and bolder

Last week, West of Pecos was pouring some tasty plastic-free margaritas. The…

San Francisco’s water conservation can flow to salmon

California’s commercial salmon season opened last week, but feasting on the fatty…

To get rid of pesky pesticides, San Francisco must be diligent

On Saturday, about 70 volunteers gathered at the Officer’s Club in the…