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Article
Plant Sciences
Natashi A. L. Pilon et al.
Summary: Understanding how ground-layer plant communities respond to fire in savanna ecosystems is crucial for conservation. This study found that prescribed fire can change community structure in the short term, but most species recover quickly, showing resilience to fire. Recovery involved different strategies grouped into five functional groups, providing valuable insights for conservation and restoration efforts in fire-resilient ecosystems in the cerrado.
JOURNAL OF ECOLOGY
(2021)
Article
Plant Sciences
Adriano Valentin-Silva et al.
Summary: In fire-prone savannas, fire has been a common event for thousands of years, affecting plant communities' phenology. This study found that while fire did not change the average period of occurrence of vegetative and reproductive phenophases, it did impact fruiting seasonality. More species expressed phenophases after fire, especially in the shrub-tree layer, providing important information for plant conservation and fire management plans.
Article
Plant Sciences
Gimena N. Bustamante et al.
Summary: The study found that browsing damage on taller trees occurred at a higher height and with lower intensity in the tree-shrub association than in trees that were alone, indicating that the presence of spiny shrubs can decrease browsing damage and protect trees during the early regeneration stage.
Article
Plant Sciences
Pedro Maria Abreu Ferreira et al.
Summary: This study analyzed the taxonomic and functional structure of grassland plant communities in Southern Brazil under different post-fire successional stages. The sharp floristic differences and exclusive species in the different post-fire stages highlight the importance of including fire in the conservation framework for fire-prone grasslands. Long-term fire suppression was found to shift the fire-prone grasslands towards different ecosystem states.
Article
Plant Sciences
Amalia Valeria Ibanez Moro et al.
Summary: In tropical dry forests, wildfires are common disturbances that affect plant populations. This study found that different plant species exhibit varying seed tolerance to heat shocks and dormancy traits, with overall low heat tolerance and difficulty in breaking physical dormancy imposed by seed coat and endocarp. This suggests that frequent wildfires may hinder the recruitment rates of these species and impact genetic diversity and distribution.
Article
Plant Sciences
L. Felipe Daibes et al.
Summary: This study investigates the impact of post-fire temperature fluctuation on seed germination and viability of Cerrado legume shrubs. Despite most seeds not breaking dormancy, they remain viable after exposure to post-fire temperature fluctuation, facilitating regeneration in burned Cerrado areas.
Article
Plant Sciences
Vanessa C. Soares et al.
Summary: The study revealed that heat shocks and experimental burns had different effects on two dormant seeds in the Pantanal wetland, with increasing temperature negatively impacting seed water content and germination rates. Fire had little effect on seed germination, with seeds mainly surviving when buried belowground.
Article
Multidisciplinary Sciences
Robert C. Godfree et al.
Summary: The bushfires in Australia during 2019-2020 had a serious impact on vascular plant species in the southeast region, with over 50% of native species being affected, including some with wide geographic ranges. Although most affected species are resilient to fire, the broad impact of the fires may lead to decline in some ecosystems.
NATURE COMMUNICATIONS
(2021)
Article
Plant Sciences
Rodrigo Cyrino Rivaben et al.
Summary: The research showed that the interaction between flood and fire can impact the structure and species composition of forest islets, ultimately favoring the dominance of Attalea phalerata in the ecosystem.
Article
Plant Sciences
Rafael Barbizan Suhs et al.
Summary: The study found that the population structure of Araucaria trees varies among different habitats and management types, with fire and grazing disturbances increasing population density but hindering growth in grasslands and shrublands. Araucaria can facilitate forest expansion, but disturbances such as fire and grazing may slow down the pace of expansion.
Article
Plant Sciences
Karlo G. Guidoni-Martins et al.
Summary: The study examined the effects of increased fire frequency on woody plant communities, indicating that high fire frequency reduces species richness but has minimal impact on species composition homogenization.
Article
Plant Sciences
Alessandra Fidelis et al.
Summary: Fire plays a crucial role in influencing the regeneration strategies of plants in Brazilian subtropical grasslands. Most species tend to resprout after treatments, with limited new establishments from seedlings. While there were no significant differences in the number of seedlings and resprouts between burned and mowed plots in each site, a higher number of species with seedlings was observed in sites with frequent burning, indicating the importance of fire in promoting plant diversity.
Article
Plant Sciences
Abel Augusto Conceicao
Summary: The study shows that fire has rapid qualitative and quantitative effects on the functioning of open cerrado, particularly in terms of sexual reproduction, leading to changes in the composition of reproducing species. Fire stimulated reproduction in graminoids and inhibited reproduction in shrubby species, with a simultaneous increase in water availability in the burnt soil. Additionally, fire altered the influence of rainfall on reproductive efforts.
Review
Plant Sciences
Alessandra Fidelis et al.
Summary: Post-fire flowering is an underused fire-adaptive trait in fire ecology literature, with most species described in mediterranean vegetation. European naturalists first observed this response in the Cerrado, with the majority of species classified as fire-stimulated in a database of 402 species.
Article
Plant Sciences
Yolanda Caceres et al.
Summary: The study examined the impact of heat and osmotic stress on seeds from different elevations, finding that lower to mid elevation seeds exhibited slightly higher stress resistance. The response to combined stressors differed from individual stress responses, highlighting the need to consider multiple stressors on seed physiology for regeneration scenarios in mountain forests impacted by climate change.
Article
Plant Sciences
E. Zaki et al.
Summary: This study analyzed the effects of smoke and heat on seed germination of three perennial grass species in the mountain steppes of Golestan National Park, Iran. Results showed that heat treatments reduced germination, while smoke treatments had no significant effect, and the fire history influenced the germination cues differently for each grass species. The study suggests that considering the fire history of specific sites is important to understand the effects of fire on plant communities.
Article
Plant Sciences
Alexandre Ferraro et al.
Summary: Resprouting from belowground buds enables plants in the Brazilian Cerrado to survive after aboveground biomass loss. This study aimed to describe traits related to resprouting abilities of four native Cerrado species and found that they were able to resprout after pine removal due to the maintenance of belowground bud banks. The main storage and protective compounds found in the belowground bud-bearing organs included starch, phenolic compounds, and carotenoids.
Article
Plant Sciences
Gudryan J. Baronio et al.
Summary: Fire acts as an ecological filter in tropical savannas, affecting species diversity and composition. While time since the last fire didn't significantly impact interaction networks and community diversity metrics, it did affect flower abundance positively and floral visitor specialization negatively. This suggests that lower resource availability in recently burnt areas may explain the negative effect of postfire time intervals on floral visitor specialization.
Article
Plant Sciences
Thiago Araujo et al.
Summary: Research showed that despite differences in floristic composition and species similarity, the Campo rupestre communities exhibited similar patterns of vegetation recovery and plant cover following wildfires.
Article
Plant Sciences
Jane Rodrigues da Silva et al.
Summary: This study on tree species in riparian forests of the Paraguay River found that fire-tolerant species have higher concentrations of phenol and tannins in their bark, with increased percentage of sclerenchyma cells, while bark thickness and density did not differ significantly between species groups. These bark traits, particularly the high concentration of phenol and tannins and higher sclerenchyma percentage, could help mitigate fire damage in riparian forest species in the Brazilian Pantanal.
Article
Ecology
Juli G. Pausas et al.
Summary: Wildfires occur when fire thresholds are crossed, and anomalous weather events may enhance the likelihood and spread of wildfires. Climate change increases the frequency with which some thresholds are crossed, but other factors like altered ignition patterns and fuel structures also play a significant role in global fire-regime changes. The size of a fire ultimately depends on the duration of fire weather and the availability of continuous fuels in the landscape.
FRONTIERS IN ECOLOGY AND THE ENVIRONMENT
(2021)
Article
Biodiversity Conservation
Dale G. Nimmo et al.
Summary: Animals are likely to recognize the olfactory, auditory, and visual cues of fire and deploy fire avoidance behaviors to maximize survival. Intraspecific variation in fire avoidance behaviors should correspond with variation in fire behavior. Species and populations with little to no experience with fire are at enhanced risk of extinction.
GLOBAL CHANGE BIOLOGY
(2021)
Editorial Material
Ecology
Martin A. Nunez et al.
Summary: Ecology needs to thrive globally, but there are inequalities in knowledge production and exchange. Recognizing and addressing these inequalities, while embracing geographical and cultural diversity, is the first step towards solutions.
TRENDS IN ECOLOGY & EVOLUTION
(2021)
Article
Ecology
Dolors Armenteras et al.
Summary: The study investigated the vegetation responses of gallery forests in the savanna-forest transitions of the Orinoco basin in Colombia and Venezuela under different fire exposure conditions. The research found significant changes in tree height and aboveground biomass in gallery forests affected by fires.
Letter
Biodiversity Conservation
Jos Barlow et al.
GLOBAL CHANGE BIOLOGY
(2020)
Letter
Biodiversity Conservation
Rachael H. Nolan et al.
GLOBAL CHANGE BIOLOGY
(2020)
Article
Plant Sciences
Isabel Belloni Schmidt et al.
Article
Plant Sciences
Gerhard E. Overbeck et al.
Article
Plant Sciences
Alessandra Fidelis
Article
Plant Sciences
Giselda Durigan
Article
Plant Sciences
Paulo Brando et al.
Article
Plant Sciences
Christian N. Berlinck et al.
Review
Multidisciplinary Sciences
Luke T. Kelly et al.
Article
Ecology
Juli G. Pausas
Article
Biology
Tianhua He et al.
BIOLOGICAL REVIEWS
(2019)
Review
Plant Sciences
Juli G. Pausas et al.
JOURNAL OF ECOLOGY
(2019)
Review
Plant Sciences
Philip W. Rundel et al.
FRONTIERS IN PLANT SCIENCE
(2018)
Article
Ecology
Vinicius de L. Dantas et al.
Article
Plant Sciences
Julie E. Larson et al.
Article
Plant Sciences
Byron B. Lamont et al.