Tag Archives: Triclopyr

San Francisco “Natural Resources” Herbicide Usage Up 57% in 2017

We have recently analyzed the data for herbicide use in the full year 2017 for San Francisco’s so-called “Natural Resources Department” (NRD – formerly Natural Areas Program). It’s up 57% from the previous year. NRD is a department of San … Continue reading

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Two Cheers for NAP’s Herbicide Use in 2014

[Note: This article has been edited to add a section on dead birds near Kezar Stadium.] We’ve been following the use of hazardous herbicides by the Natural Areas Program (NAP) for some years now – and it’s been rising steadily. … Continue reading

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SF’s Natural Areas Program Beats Own Pesticide Record in 2013

This article is adapted with permission from SutroForest.com UCSF, which owns and manages most of Mt Sutro Forest, recently decided not to use pesticides there. This may make it the only wild land in San Francisco that is reliably free … Continue reading

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Sutro Forest Herbicide Projections: Bad News for San Francisco’s Natural Areas?

Our regular readers will know that we’ve been following the Natural Areas Program’s (NAP) increasing use of pesticides with some dismay. When we got the 2012 data, it was clear that pesticide use had increased by every measure. That story … Continue reading

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SF’s Natural Areas Program Uses Even More Pesticides

The 2012 final data are in, and it’s official: In 2012, the Natural Areas Program (NAP) used more pesticides than in any year from 2008 (the first year for which we have data provided by the City). This is true … Continue reading

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The Natural Areas Program and Pesticides: Volumes and Numbers

We talked about pesticide use in the Natural Areas a number of times, and particular of the increasing volumes of the “Fearsome Four” pesticides they use most: Glyphosate (Roundup or Aquamaster); Triclopyr (Garlon or Garlon 4 Ultra); Imazapyr (Polaris or … Continue reading

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Natural Areas Pesticides: The Fearsome Four

The Natural Areas Program (NAP) uses four herbicides classified as “Most Hazardous” (Tier I) or “More Hazardous” (Tier II) by San Francisco’s Department of the Environment (DoE): Garlon 4 Ultra (triclopyr) Roundup or Aquamaster (glyphosate) Polaris or Habitat (imazapyr) Milestone … Continue reading

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