fire - ALBERTA Flashcards
When did it happen?
May 2016
How many were evacuated from Fort McMurray?
(responses)
88,000
How many hectares were burnt?
600,000
Where did it occur?
Alberta Province, Canada. Near City of Fort McMurray
were there casualties
none
Wind (causes)
A shift in strong wind direction helped push the fire to the outskirts of Fort McMurray
Embers (causes)
wind-carried embers showed ‘spotting’ and continued the fire in other locations
what is ‘spotting’ from firebrands?
spotting ignites fires in patches, way before the fire front
> example of firebrands is embers
environmental conditions (causes)
lack of snowfall and early snow melt warmer than average temperatures
=dry ground, unseasonably warm and dry month (32.8 degrees)
what was the fire known as
the beast
el nino effect (causes)
el nino caused warm and dry conditions and extended fire season
ecosystem (impacts)
-scorched soil
-burnt trees
- soil nutrient stores depleted
peat (impacts)
-dry peat soil susceptible to re-ignition
CO2 (impacts, env)
released millions of tonnes of CO2 into the atmosphere
>also mercury and lead traces found in USA
water pollution (impact)
large amounts of ash washed into the water courses and contaminated aquatic ecosystems