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The main biomes of the World
The map shows the major biomes of the world with the same regions of interest highlighted. The regions where the highest three-month period of…
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Factors and conditions influencing wildfire occurrence
A wildfire is the result of a complex interaction of biological, meteorological, physical, and social factors that influence its likelihood, behaviour, duration, extent, and…
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Year of highest three-month period of fire
The map shows the year in which the highest moving average three month period of fire occurred (2002–2019) based on MODIS Fire_cci Burnt Area…
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Fire behaviour triangle
The fire behaviour triangle illustrates the key variables that affect how a wildfire behaves (Countryman 1966). Anything that burns is fuel, mainly live and…
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Annual average fire density
Almost every vegetation region of the world has a free-burning fire at some time of the year. This figure shows the annual concentration of…
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Water turbidity
Increased turbidity is one of the changes in water quality downstream of burnt areas.
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Factors influencing wildfire outcomes and management actions
A wildfire is the result of a complex interaction of biological, meteorological, physical, and social factors that influence its likelihood, behaviour, duration, extent, and…
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Severely burnt forest
Water runs faster on bare, unstable ground in severely burnt forests, increasing soil erosion.
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The 5Rs compared to damage and loss
Illustration of costs associated with wildfire management – the 5Rs – Review and analysis, Risk reduction, Readiness, Response, and Recovery. The estimate of current…
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Wildfire attack mechanisms
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Human health exposure
Smoke particulate exposure pathways and impacts. Smoke exposure is most commonly measured from land-based air pollutant monitors, followed by satellite-based imagery models, with fewer…
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Historical wildfire impacts in New South Wales, Australia
The top panel illustrates the historical PM2.5 fire smoke-related health costs and the health costs incurred during the Australian 2019–2020 Black Summer fires (more…