Robyn Purchia

California's transportation infrastructure and land-use policies are creating a system where too many people are commuting by car too frequently. (Mike Koozmin/S.F. Examiner file photo)

If you want to address climate change, clean up the air

Like climate change itself, recent environmental news from throughout the country can…

California's transportation infrastructure and land-use policies are creating a system where too many people are commuting by car too frequently. (Mike Koozmin/S.F. Examiner file photo)
San Francisco Mayor London Breed takes the stage Wednesday at the start of the Global Action Summit. (Robyn Purchia/Special to the S.F. Examiner)

A city can thrive and be sustainable, Breed tells global leaders

As powerful Hurricane Florence headed toward the east coast of the United…

San Francisco Mayor London Breed takes the stage Wednesday at the start of the Global Action Summit. (Robyn Purchia/Special to the S.F. Examiner)
About 30,000 people participated in Saturday’s climate march in San Francisco. (Courtesy 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…

About 30,000 people participated in Saturday’s climate march in San Francisco. (Courtesy Robyn Purchia)
Red and White Fleet’s Enhydra, scheduled for completion this summer, could be the first 700-passenger, lithium-ion battery hybrid vessel operating in the U.S. (Courtesy Red and White Fleet)

Contracts give San Francisco power to make a big climate impact

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

Red and White Fleet’s Enhydra, scheduled for completion this summer, could be the first 700-passenger, lithium-ion battery hybrid vessel operating in the U.S. (Courtesy Red and White Fleet)
Smart trashcans distributed throughout The City are a great addition to clean up efforts, but San Francisco can have more success. (Steven Ho/2017 Special to S.F. Examiner)

San Francisco’s trash gets help from tech

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

Smart trashcans distributed throughout The City are a great addition to clean up efforts, but San Francisco can have more success. (Steven Ho/2017 Special to S.F. Examiner)
Department of Environment volunteers and paid youth from San Francisco Youth Works program with an ashcan at Dolores Park. (Courtesy Sunshine Swinford)

Ban the butts to flick toxic cigarette filters out of SF

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

Department of Environment volunteers and paid youth from San Francisco Youth Works program with an ashcan at Dolores Park. (Courtesy Sunshine Swinford)
(Courtesy Robyn Purchia)

At SFO, zero waste means zero confusion

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

(Courtesy Robyn Purchia)
Sadly, recycling isn't being done to the extent it should be at festivals and farmers' markets. (Courtesy photo)

SF’s farmers markets waste chance to compost and recycle

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

Sadly, recycling isn't being done to the extent it should be at festivals and farmers' markets. (Courtesy photo)
Photo courtesy of Luci Paczkowski

Bay Area kids moving the needle on climate change

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

Photo courtesy of Luci Paczkowski
Jesse Henry, executive director of SoMa dispensary Barbary Coast, poses with cannabis products in sustainable packaging. (Robyn Purchia)

Market for ethically dope cannabis grows in S.F.

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

Jesse Henry, executive director of SoMa dispensary Barbary Coast, poses with cannabis products in sustainable packaging. (Robyn Purchia)
Tuolumne River resources are at issue in the Bay Delta Plan recently released by the State Water Resources Control Board. (Dan Schreiber/S.F. Examiner file photo)

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

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

Tuolumne River resources are at issue in the Bay Delta Plan recently released by the State Water Resources Control Board. (Dan Schreiber/S.F. Examiner file photo)
Anthony Myint and Karen Leibowitz of The Perennial are known for their commitment to sustainability. (Courtesy photo)

SF can have an impact on food sustainability

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

Anthony Myint and Karen Leibowitz of The Perennial are known for their commitment to sustainability. (Courtesy photo)
Golden Gate Zero Emission Marine, a Bay Area company, is developing a hydrogen fuel-cell ferry called "Water-Go-Round." (Courtesy rendering)

SF’s new hydrogen ferry could fuel clean energy market

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

Golden Gate Zero Emission Marine, a Bay Area company, is developing a hydrogen fuel-cell ferry called "Water-Go-Round." (Courtesy rendering)
The San Francisco Municipal Transit Agency had its first official test drive of a battery-powered electric bus on June 12. (Courtesy SFMTA)

SFMTA on the road to an all-electric fleet

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

The San Francisco Municipal Transit Agency had its first official test drive of a battery-powered electric bus on June 12. (Courtesy SFMTA)
The City should be able to find a solution for those opposed to keeping Golden Gate Park’s JFK Drive free of cars on Saturdays during the summer. (Jessica Christian/S.F. Examiner)

The City is open to closing JFK Drive

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

The City should be able to find a solution for those opposed to keeping Golden Gate Park’s JFK Drive free of cars on Saturdays during the summer. (Jessica Christian/S.F. Examiner)
The City is reexamining a proposal to close JFK Drive in Golden Gate Park on Saturdays. (Jessica Christian/S.F. Examiner)

The City is open to closing JFK Drive

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

The City is reexamining a proposal to close JFK Drive in Golden Gate Park on Saturdays. (Jessica Christian/S.F. Examiner)
A pink Lyft fan resides above the Lyft Service Hub in Potrero Hill. The ride-hail company has publicly opposed Senate Bill 1014, which would require the California Public Utilities Commission to establish a program with set “clean mile” targets for companies like Uber and Lyft. (Jessica Christian/2017 S.F. Examiner)

Lyft offers zero support for zero emission bill

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

A pink Lyft fan resides above the Lyft Service Hub in Potrero Hill. The ride-hail company has publicly opposed Senate Bill 1014, which would require the California Public Utilities Commission to establish a program with set “clean mile” targets for companies like Uber and Lyft. (Jessica Christian/2017 S.F. Examiner)
A gondola that transports passengers up to Salesforce Park is suspended in the air during the grand opening of Salesforce Tower on May 22, 2018. (Kevin N. Hume/S.F. Examiner)

Muni needs money and new development could pave the way

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

A gondola that transports passengers up to Salesforce Park is suspended in the air during the grand opening of Salesforce Tower on May 22, 2018. (Kevin N. Hume/S.F. Examiner)
The frontrunners in San Francisco’s June mayoral race say they are committed to reducing The City’s consumption of single-use plastics. (Courtesy photo)

Reduced plastic pollution a mayoral priority

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

The frontrunners in San Francisco’s June mayoral race say they are committed to reducing The City’s consumption of single-use plastics. (Courtesy photo)
West of Pecos, in San Francisco's Mission District, serves margaritas with paper straws as part of its commitment to move away from unnecessary plastic products. (Robyn Purchia/Special to S.F. Examiner)

Straw ban is fantastic but SF should think bigger and bolder

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

West of Pecos, in San Francisco's Mission District, serves margaritas with paper straws as part of its commitment to move away from unnecessary plastic products. (Robyn Purchia/Special to S.F. Examiner)