Investigating the Relationship between Fire Severity and Post-Fire Vegetation Regeneration and Subsequent Fire Vulnerability

The Australian 2019–2020 wildfires impacted the subtropical rainforest with a variety of burn severities, making them vulnerable to another burn. Rainforest post-fire regenerated vegetation could be highly flammable, containing fire-promoting species such as <i>Lantana camara</i> and fir...

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Main Authors: Thalia Ross, Sanjeev K. Srivastava, Alison Shapcott
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Forests
Subjects:
Online Access:https://www.mdpi.com/1999-4907/14/2/222
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author Thalia Ross
Sanjeev K. Srivastava
Alison Shapcott
author_facet Thalia Ross
Sanjeev K. Srivastava
Alison Shapcott
author_sort Thalia Ross
collection DOAJ
description The Australian 2019–2020 wildfires impacted the subtropical rainforest with a variety of burn severities, making them vulnerable to another burn. Rainforest post-fire regenerated vegetation could be highly flammable, containing fire-promoting species such as <i>Lantana camara</i> and fire-suppressing species such as <i>Phytolacca octandra</i>. This study investigated whether early post-fire regeneration may make rainforests more flammable and if this varies with fire severity. This study sampled three national parks where rainforest burnt in 2019–2020 across different fire severities to test if there were consistent patterns in post-fire regeneration flammability. We found that flammable species increased in the regions where fire severity was higher.
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spelling doaj.art-0e1d3e15d2264550bd9ac3408343ed6b2023-11-16T20:32:59ZengMDPI AGForests1999-49072023-01-0114222210.3390/f14020222Investigating the Relationship between Fire Severity and Post-Fire Vegetation Regeneration and Subsequent Fire VulnerabilityThalia Ross0Sanjeev K. Srivastava1Alison Shapcott2School of Science, Technology and Engineering and Centre for Bioinnovation, University of the Sunshine Coast, Maroochydore, QLD 4558, AustraliaSchool of Science, Technology and Engineering and Centre for Bioinnovation, University of the Sunshine Coast, Maroochydore, QLD 4558, AustraliaSchool of Science, Technology and Engineering and Centre for Bioinnovation, University of the Sunshine Coast, Maroochydore, QLD 4558, AustraliaThe Australian 2019–2020 wildfires impacted the subtropical rainforest with a variety of burn severities, making them vulnerable to another burn. Rainforest post-fire regenerated vegetation could be highly flammable, containing fire-promoting species such as <i>Lantana camara</i> and fire-suppressing species such as <i>Phytolacca octandra</i>. This study investigated whether early post-fire regeneration may make rainforests more flammable and if this varies with fire severity. This study sampled three national parks where rainforest burnt in 2019–2020 across different fire severities to test if there were consistent patterns in post-fire regeneration flammability. We found that flammable species increased in the regions where fire severity was higher.https://www.mdpi.com/1999-4907/14/2/222rain forest fireflammabilityremote sensingdisturbancefire regeneration
spellingShingle Thalia Ross
Sanjeev K. Srivastava
Alison Shapcott
Investigating the Relationship between Fire Severity and Post-Fire Vegetation Regeneration and Subsequent Fire Vulnerability
Forests
rain forest fire
flammability
remote sensing
disturbance
fire regeneration
title Investigating the Relationship between Fire Severity and Post-Fire Vegetation Regeneration and Subsequent Fire Vulnerability
title_full Investigating the Relationship between Fire Severity and Post-Fire Vegetation Regeneration and Subsequent Fire Vulnerability
title_fullStr Investigating the Relationship between Fire Severity and Post-Fire Vegetation Regeneration and Subsequent Fire Vulnerability
title_full_unstemmed Investigating the Relationship between Fire Severity and Post-Fire Vegetation Regeneration and Subsequent Fire Vulnerability
title_short Investigating the Relationship between Fire Severity and Post-Fire Vegetation Regeneration and Subsequent Fire Vulnerability
title_sort investigating the relationship between fire severity and post fire vegetation regeneration and subsequent fire vulnerability
topic rain forest fire
flammability
remote sensing
disturbance
fire regeneration
url https://www.mdpi.com/1999-4907/14/2/222
work_keys_str_mv AT thaliaross investigatingtherelationshipbetweenfireseverityandpostfirevegetationregenerationandsubsequentfirevulnerability
AT sanjeevksrivastava investigatingtherelationshipbetweenfireseverityandpostfirevegetationregenerationandsubsequentfirevulnerability
AT alisonshapcott investigatingtherelationshipbetweenfireseverityandpostfirevegetationregenerationandsubsequentfirevulnerability