Ask HN: How are wildfires propagating when hotspots are far apart from ech othr?zoom.earth 1 pointsergioro6 years ago3 commentsSaveHideCopy link On HNComments−sergioroOP6yThe wildfires seem to be miles away and isolated from each other, so how are they propagating?−ddingus6yWind carried embers land and start a new fire.Some of my family is in affected areas. They do nightly ember watch after one nearby home saw a big one flare up.−simonblack6yAir-borne embers can travel tens of miles.Birds can carry burning twigs (deliberately to spread fires to flush out prey).Arsonists.Lightning strikes.Electrical problems: sparks, wires rubbing on trees, faulty wires, broken wires lying on the ground, etc.Broken glass acting as magnifying glasses.There are plenty of reasons for wide-spread outbreaks when conditions are 'just right' over extended areas for fires.
Comments
The wildfires seem to be miles away and isolated from each other, so how are they propagating?
Wind carried embers land and start a new fire.
Some of my family is in affected areas. They do nightly ember watch after one nearby home saw a big one flare up.
Air-borne embers can travel tens of miles.
Birds can carry burning twigs (deliberately to spread fires to flush out prey).
Arsonists.
Lightning strikes.
Electrical problems: sparks, wires rubbing on trees, faulty wires, broken wires lying on the ground, etc.
Broken glass acting as magnifying glasses.
There are plenty of reasons for wide-spread outbreaks when conditions are 'just right' over extended areas for fires.