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On Sun, 19 Jan 2025 19:37:10 -0500, bitrex <user@example.net> wrote:The word "Pasadena" means "valley" in Ojibwe, the nearest Ojibwe lived somewhere around Minnesota in the 1800s. it was chosen by white settlers from Indiana.
On 1/19/2025 5:18 PM, Cursitor Doom wrote:Maybe because we have thousands of times more sensors than we had inOn Sun, 19 Jan 2025 16:36:08 -0500, bitrex <user@example.net> wrote:>
>On 1/19/2025 4:49 AM, Liz Tuddenham wrote:>Bill Sloman <bill.sloman@ieee.org> wrote:>
>
[...]The proposition that radiant heat generated by one burning would set off>
an adjacent house is pretty dumb. Fire codes are written to make sure
that houses aren't vulnerable in that way.
In that case, what spread the fire?
>
>
Embers can fly up to 20 km depending on fuel and weather conditions, and
during high winds fire breaks are useless.
>
Observe embers from this doorbell cam:
<https://www.instagram.com/abc7marccr/reel/DEny6FGSX1f/>
I don't doubt embers could have spread the original fires. What's
puzzling is how the hell could they have got massive and out of
control in the first place.
>
2024 was globally the hottest year on record,
previous millenia.
But an increase of a maybe a hundred milliKelvins does not explain the
LA fires.
and Los AngelesThe Santa Ana winds make conditions more like a fire hurricane, unless the buildings are made of fireproof materials what are you gonna do, spray every burning ember that the wind carries?experienced its warmest summer ever, following a decade of record heat.It takes really stupidity to let a house to be burned up by a grass
It's mitigated somewhat when the winter rains show up this year they
didn't show up.
>
The hills above Altadena/Pasadena have had lots of burns controlled and
otherwise in recent years but after a certain percentage of the larger
trees are gone (from climate change or logging/development or otherwise)
they controlled burns don't do shit except let even more flammable
invasive species in. The hills up there were covered in foxtail:
>
<https://californiaagnet.com/2021/04/20/the-many-faces-of-foxtails/>
>
the stuff burns like newsprint
fire.
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