wildfired Flashcards
(11 cards)
tell
What are the main conditions required for wildfires to ignite?
The main conditions required for wildfires to ignite include dry vegetation, high temperatures, and low humidity.
True or False: Wildfires can only occur in forested areas.
False: Wildfires can occur in various environments, including grasslands, shrublands, and even urban areas.
Fill in the blank: The three main components of the wildfire triangle are fuel, ______, and heat.
oxygen
Which type of wildfire is characterized by flames that spread rapidly through the canopy of trees?
Crown fire
What are two primary human-related reasons for the increase in wildfire frequency?
Land use changes and climate change.
what is ground fire
-ground burns etc peat, tree roots
what is surface fires
- leaf litter caught on fire , low-lying vegetation burns
wildfire natural causes
-lighting with insufficent rain
-volcanic eruptions producing hot lava and ashes which can start fires
wildfire human causes
-accidentlly dropping cigarettes, fireworks and BBQ’s can accidently create sparks
- arson