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Modelling ignition probability for human- and lightning-caused wildfires in Victoria, Australia [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2022
Wildfires pose a significant risk to people and property, which is expected to grow with urban expansion into fire-prone landscapes and climate change causing increases in fire extent, severity and frequency.
A. Dorph   +4 more
doaj   +1 more source

The rise of angiosperms strengthened fire feedbacks and improved the regulation of atmospheric oxygen

open access: yesNature Communications, 2021
Global oxygen regulation over Earth history has largely depended on variations in organic carbon burial, which includes the suppression of land vegetation due to fires. Here, the authors show that major evolutionary changes in plant ecosystems could have
Claire M. Belcher   +5 more
doaj   +1 more source

Comprehensive Examination of the Determinants of Damage to Houses in Two Wildfires in Eastern Australia in 2013

open access: yesFire, 2021
Wildfires continue to destroy houses, but an understanding of the complex mix of risk factors remains elusive. These factors comprise six themes: preparedness actions (including defensible space), response actions (including defence), house construction,
Owen F. Price   +3 more
doaj   +1 more source

Analysis of Fire-Induced Circulations during the FireFlux2 Experiment

open access: yesFire, 2023
Despite recent advances in both coupled fire modeling and measurement techniques to sample the fire environment, the fire–atmosphere coupling mechanisms that lead to fast propagating wildfires remain poorly understood.
Jeremy T. Benik   +4 more
doaj   +1 more source

Accuracy of tropical peat and non-peat fire forecasts enhanced by simulating hydrology

open access: yesScientific Reports, 2023
Soil moisture deficits and water table dynamics are major biophysical controls on peat and non-peat fires in Indonesia. Development of modern fire forecasting models in Indonesia is hampered by the lack of scalable hydrologic datasets or scalable ...
Symon Mezbahuddin   +6 more
doaj   +1 more source

Wildfire activity enhanced during phases of maximum orbital eccentricity and precessional forcing in the Early Jurassic

open access: yesCommunications Earth & Environment, 2021
Increased fire activity in the Early Jurassic is related to changes in the hydrological cycle driven by enhanced seasonality due to orbital forcing, according to a mid-latitude sedimentary charcoal record spanning 350,000 years.
Teuntje P. Hollaar   +6 more
doaj   +1 more source

Analysis of methods for assimilating fire perimeters into a coupled fire-atmosphere model

open access: yesFrontiers in Forests and Global Change, 2023
Correctly initializing the fire within coupled fire-atmosphere models is critical for producing accurate forecasts of meteorology near the fire, as well as the fire growth, and plume evolution.
Adam K. Kochanski   +5 more
doaj   +1 more source

Health costs of wildfire smoke to rise under climate change

open access: yesnpj Climate and Atmospheric Science, 2023
The global health burden from wildfire smoke is expected to worsen under climate change, yet we lack quantitative estimates of the economic costs of increased mortality and hospital admissions for cardiovascular and respiratory conditions.
Hamish Clarke   +5 more
doaj   +1 more source

Parcel-Level Risk Affects Wildfire Outcomes: Insights from Pre-Fire Rapid Assessment Data for Homes Destroyed in 2020 East Troublesome Fire

open access: yesFire, 2022
Parcel-level risk (PLR) describes how wildfire risk varies from home to home based on characteristics that relate to likely fire behavior, the susceptibility of homes to fire, and the ability of firefighters to safely access properties. Here, we describe
James R. Meldrum   +8 more
doaj   +1 more source

What Can Charcoal Reflectance Tell Us About Energy Release in Wildfires and the Properties of Pyrogenic Carbon?

open access: yesFrontiers in Earth Science, 2018
Here, we explore how charcoal formation under different heating regimes and circumstances leads to chars of different physical properties. In order to do this, we have undertaken (1) carefully controlled laboratory experiments that replicate the ...
Claire M. Belcher   +6 more
doaj   +1 more source

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