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Now would be a good time to remember that every single eucalyptus tree in San Francisco is invasive and wildly flammable, but the city has been blocked from culling them by busybodies like the (who also lobbied to stop prescribed burns in Los Angeles to tragic effect).
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David Watson 🥑
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San Francisco doesn't experience wildfires like Los Angeles does and eucalyptus trees are the prettiest things. Leave them alone.
San Francisco is that fire risk secondary to an earthquake, which is how a large portion of the city burned down in the 20th century.
I don’t believe removing every single one of them is a good solution either? Why not remove them in a phased way, and replant other species strategically? You can have strategically placed gaps instead of killing all eucalyptus no?
The embers, if there is a fire at that location, would cover a large chunk of San Francisco. The fumes are also toxic in high concentrations.
I think eucs are high risk in known historical wildfire zones like the East and North Bay and Santa Cruz mountains. I don’t think SF is that and there are other battles worth fighting.
Removing trees isn’t the answer you ghoul. Take a look at pacific palisades. Homes burnt trees still standing. That said I am sure sierra club has issues as do most “non profits” What starts as a good idea morphs into something else.
Now would be a good time to quote The Sierra Club supports the use of prescribed fire in certain circumstances in fire-adapted ecosystems as a practice to promote biodiversity, to restore vegetative communities and natural fire regimes.
“We support [thing] but only in such a bureaucratically tedious way as to effectively block it”
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Isaiah Taylor - making nuclear reactors
@isaiah_p_taylor
Replying to @isabelleboemeke
Unfortunately yes. In 2007 the Sierra Club successfully sued the Forest Service to prevent them from creating a Categorical Exclusion (CE) to NEPA for controlled burns (the technical term is "fuel reduction"). The CE would have allowed the forest service to conduct burns without
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Eucalyptus are awful, they drop dead branches to encourage fires which allows them to eliminate other tree species. Australia has basically lost all its diversity to this (cypress, pines, etc). The USA has so many nice trees, it makes no sense.
To be fair prescribed burns wouldn’t have prevented the palisades fire (which started in a populated area & has largely burned developed areas), but 100% agree with eucalyptus. They also keep falling on the Caltrain tracks!
The eucalyptus trees along the Presidio were originally planted to create a barrier to hinder tanks advancing in the event of an amphibious landing from an invading military. The intention never was to create a landscape dominated by eucalyptus trees and ivy in SF
also, eucalyptus trees don't have enough root structure to withstand wind alone, and rely on nearby trees for mutual wind protection. So it makes it worse if you just thin them because the wind will blow them offer on houses
The West Side also faces serious emergency water infrastructure constraints, too. The AWSS, our Auxiliary Water Supply System, is gravity fed, starts to lose power after multiple hydrants are in use, and the water is limited. Needs to be fixed but banging that drum doesn’t win
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Mixed feelings about this- the eucalyptus forrest is pretty cool in the fog here in SF but yeah it is an invasive species and flammable- however, I do wonder if the whole concept of an invasive species is questionable?? Like just because it was deliberately planted 100+ years ago
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Eucalyptus are terrible, non-native trees and should be removed from the landscape with prejudice and great haste. Not only are they very flammable, their wood is garbage, and they consume vasts amounts of water. Eucalyptus is one of the worst softwood trees on the planet.
That's insane. As an Australian, I can tell you now that Eucalyptus trees have very powerful oil designed to burn rapidly and produce embers. Australian bush fires are supposed to be regular and fast so that fuel does not build up on the ground. Knowing you have Gum trees on
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Every fire fighter/chief hates seeing eucalyptus tree for this particular reason. I am sure someone can calculate how much wild fire risk can be reduced if we cut and replace all the eucalyptus trees in California!
LA friend had this issue, wanted to cut down very flammable invasive trees but was prohibited.
They also endorsed the street closure on Hayes Street which has been negatively impacting small business. What business they have meddling in this initiative is baffling.
Unfortunately eucalyptus trees is not only a good economic driver at the time of their introduction, they also burn much hotter. The Leiria 2017 fires in Portugal is a prime example of eucalyptus trees being a hazard. They soak up a lot more ground water.
These trees don't belong in California. They aren't indigenous. - If there is fire the trees put off a gas that explodes. - The leaves that fall in brooks, stream, lakes, or rivers destroys "the aquatic macroinvertebrate communities change, altering the food chain". - The
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And this brings up a good point. Invasive as defined by California is a species that is likely to cause economic harm or harm to human health. Ambiguous and broad definition. You can literally place any plant or animal species into this category at will.
The is a net negative. They got the mules kicked out of Grand Cayon after 100 years. They sued ranchers for grazing in desert tortoise habitat and then supported turning that same habitat into sterilized industrial solar farms. Don't get me started on Sierra Club
And as we found out down in Burlingame during high winds, they have very weak root systems. So when the ground gets saturated from heavy rain, and then a big wind comes, they can be pushed over very easily. The reason they’re so flammable is all the oil in
Now would be a good time to remember that libs are anti human. They love the smelt, the eucalyptus, the polar bear, the spotted owl, the harbor seal, the chimpanzee, the manatee, the humpback far more than they care about people. They are “saving “ the planet but for whom? Not
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you wouldn't even believe what they are forced to do to "trim a tree" away from power lines in CA> they sit an Environmentalist in a lawn chair looking up at the pole for 6-8 hours for a few days to see if "birds land on it" (shit you not) btw the birds fly in for my chicken
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They are also a high risk for falling, and one tree alone can weigh up to 100k pounds. I have first hand experience with this scenario. They have killed many over the years.
Eucalyptus trees are not native to California. They were imported from Australia to grow for timber. Later they found out they imported the wrong species and they can’t be used as planned. Basically they are worthless.
Who knew the Sierra Club had the time to actually comment on trees…
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Sierra Club CA
@SierraClubCA
We hope everyone stays safe during this time and knows their rights ❤️
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We have a similar problem in Madeira. They are great for shoring up hillside soil from rains and runoff, but the payback on fires—which are almost a certainty with Eucalyptus given its life cycle evolution—is terrible for living habitats among them.
As much as I normally agree with you, Eucalyptus trees are some of the beautiful parts of the city. Epically tall, wonderful scent, and they had a richness to Golden Gate Park that is beyond words. Should the Bay’s climate radically change then maybe remove them. But Eucalyptus
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Eucalyptus wood is really hard and full of sap. They burn long and really hot. In the Oakland 1992 fire, I could see those trees burning on the top of a ridge like candles 7 miles away in Sausalito. 3,000 residences burned in that firestorm. Firestorms create their own wind.
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"The tallest eucalyptus trees in North America are in the grove of blue gums near the West Gate of the University of California campus in Berkeley. They were planted in 1877, arc about two hundred feet tall, and if transplanted in San Francisco's Union Square would tower over all
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This is true and very scary and it’s a topic of discussion in every freaking town meeting but somehow nothing ever changes 😐
These trees are usually in poor health and burst into jagged flammable shards when they catch on fire. The volatile eucalyptus oils make them very dangerous…. And I am really allergic to their pollen. Deadly.