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About Heather Mack


Do the Presidio’s new dog walking rules go far enough?

April 02, 2013 by Heather Mack

Limits on commercial dog walkers in the Presidio has some nature lovers questioning: Should they be allowed at all?


Pedro Point’s Transformation, for Wildlife and People

March 22, 2013 by Heather Mack

Volunteers are transforming Pedro Point, home to the new Devil's Slide tunnels, into a healthier wildlife habitat that's also a great outdoors destination.


Sutro Sam, the river otter, getting too much attention

February 04, 2013 by Heather Mack

Wildlife experts say to leave San Francisco's adorable river otter alone a little bit.

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The Guardian of San Bruno Mountain

January 17, 2013 by Heather Mack

Silently rising above the industry and commerce lining Highway 101 south of San Francisco  is San Bruno Mountain, an area ...

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Marine vomit threatens Drakes Estero

November 26, 2012 by Heather Mack

"Marine vomit" can be as vile as it sounds. The invasive marine invertebrate is fueling the debate about the future of Drakes Estero in time for this week's ruling on oyster farming.


Hetch Hetchy measure questions SF’s water system

November 01, 2012 by Heather Mack

On the eve of the 100-year anniversary, the decision to drain Hetch Hetchy Valley to build a reservoir for San Francisco is still actively debated, even as the city’s dependence on the Sierra water has deepened.


A ballot battle over San Francisco parks funding

October 22, 2012 by Heather Mack

It would seem a no-brainer in eco-minded San Francisco that a $195 million bond to spruce up city parks would get a thumbs up on election day. Which is why it's surprising that environmental groups are against it.

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“Global Frackdown” aims to educate, incite change

September 25, 2012 by Heather Mack

Bay Area residents gathered on Crissy Field for the "Global Frackdown," a protest rally against the growing use of shale drilling that's raised environmental concerns.

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Grasslands behind Sign Hill inspire conservation campaign

September 20, 2012 by Heather Mack

South San Francisco may be “THE INDUSTRIAL CITY,” as stated on the hillside overlooking the town of warehouses and industrial ...


Setting the record straight on bats and rabies

August 24, 2012 by Heather Mack

As fascinating as bats are, they, like all wild creatures, come with a warning label. While rabies is far from ...


A bat-ty summer night out

August 23, 2012 by Heather Mack

Move over, birds. There is another flying – albeit more elusive– species drawing summer crowds. Warmer weather and longer twilights ...


Downtown parks get higher profile

July 20, 2012 by Heather Mack

Downtown San Francisco doesn’t typically spring to mind when planning an outdoor excursion. But get past the crowded streets and ...

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Swallowtail butterflies thrive along SF’s gritty streets

July 13, 2012 by Heather Mack

San Francisco residents are well-acquainted with the seagulls and pigeons in their midst. Take a closer at the green spaces amid the cityscape and you’ll notice one of most beautifully understated wild residents: the swallowtail butterfly.

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Bay Nature