Sessions in which Raquel Alfaro-Sánchez participates
9:20
9:20
- General Session (Dendroecology, PT1) Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- 9:20 - 10:35 | 1 hour 15 minutes
- Talk
9:35
9:35
- Unprecedented increase in tree growth rates in boreal forests on the Taiga Shield during the 21st century Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Raquel Alfaro-Sánchez (Wilfrid Laurier University) |
- 9:35 - 9:50 | 15 minutes Part of: General Session (Dendroecology, PT1)
- During the 21st century, the boreal biome has warmed at rates 3-4 times the global average, impacting forests directly through changes in temper...
- Talk
Sessions in which Raquel Alfaro-Sánchez attends
11:00
11:00
- Symposium 1 (PT 2). Tree rings from national forest inventories: a timely opportunity to assess tree growth across space and through time Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- 11:00 - 12:15 | 1 hour 15 minutes
- Tree-ring time series provide long-term, annually resolved information on the growth of individual trees. However, public tree-ring archives con...
- Talk
- Growth and wood density in conifer forest: a climatic analysis of samples from Mexico's National Forest Inventory Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- Speaker Genaro Gutierrez (Universidad Nacional Autónoma de México) |
- 11:00 - 11:15 | 15 minutes Part of: Symposium 1 (PT 2). Tree rings from national forest inventories: a timely opportunity to assess tree growth across space and through time
- Mexico has a forest cover of 660,400 km2, representing 34% of its territory. Due to deforestation and land-use change, Mexico has lost 32,200 km...
- Talk
11:15
11:15
- Cold-season freeze frequency is a pervasive driver of sub-continental forest growth Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- Speaker Martin Girardin (Canadian Forest Service) |
- 11:15 - 11:30 | 15 minutes Part of: Symposium 1 (PT 2). Tree rings from national forest inventories: a timely opportunity to assess tree growth across space and through time
- As northern latitudes experience rapid winter warming, there is an urgent need to assess the effect of varying winter conditions on tree growth ...
- Talk
11:30
11:30
- Changes in juvenile growth rates of Norway spruce and European beech from Central Europe in link with climate warming Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- Speaker William Marchand (Czech University of Life Sciences) |
- 11:30 - 11:45 | 15 minutes Part of: Symposium 1 (PT 2). Tree rings from national forest inventories: a timely opportunity to assess tree growth across space and through time
- Montane forests of Central Europe are experiencing faster changes in climate than the average trends. It is still unclear how these natural fore...
- Talk
12:00
12:00
- Boreal forests tree-ring data provide insights for improving climate sensitivity of terrestrial biosphere models Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- Speaker Ariane Mirabel (University of Western Ontario / Centre de Foresterie des Laurentides (CFL)) |
- 12:00 - 12:15 | 15 minutes Part of: Symposium 1 (PT 2). Tree rings from national forest inventories: a timely opportunity to assess tree growth across space and through time
- Our understanding of climate change impacts on boreal forest net primary productivity (NPP) largely rely on terrestrial biosphere models (TBMs)....
- Talk
13:45
13:45
- Intra-annual boreal tree growth and water stress responses to environmental changes Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Jeanny Thivierge-Lampron (Université du Québec en Abitibi-Témiscamingue) |
- 13:45 - 14:00 | 15 minutes Part of: General Session (Ecophysiology)
- In the context of climate change, more research is needed to better understand the impact of short-term environmental stressors on forest produc...
- Talk
- Two centuries of hydroclimatic variability reconstructed over the Amazonian Andes of Peru Coeur des Sciences, Sherbrooke Building, UQAM - Classroom (SH-3420)
- Speaker María Eugenia Ferrero (IANIGLA-CONICET Argentina) |
- 13:45 - 14:00 | 15 minutes Part of: General Session (Dendroclimatology, PT3)
- Half of the tributaries of the Amazon River originate in the tropical Andes; however, it is difficult to assess hydroclimatic conditions due to ...
- Talk
14:30
14:30
- Ecological implications of leaf water deuterium enrichment Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Charlotte Angove (Natural Resources Institute Finland) |
- 14:30 - 14:45 | 15 minutes Part of: General Session (Ecophysiology)
- Leaf water isotopic enrichment (ΔD[LW]) is the original source of climatic information stored in tree-ring δ¹⁸O and δD. Tree-ring δ¹⁸O temporal ...
- Talk
14:45
14:45
- Potential growth scenarios for boreal forests with the ecophysiological model MAIDEN Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Marceau Badaroux (Uqat) |
- 14:45 - 15:00 | 15 minutes Part of: General Session (Ecophysiology)
- In the context of climate and environmental change, the boreal forest is subject to potential changes in structure and function. Stand-level phy...
- Talk
10:10
10:10
- Revealing Polylepis microphylla as novel Andean specie suitable for dendrochronology and quantitative wood anatomy Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- Speaker Clara Rodriguez Morata (Lamont-Doherty Earth Observatory) |
- 10:13 - 10:20 | 7 minutes Part of: Symposium 8 (PT 1). Dendrochronological progress in tropical Americas
- In the tropical Andes several species of the genus Polylepis have been reported to be useful to record climate variability using tree-ring width...
- Talk
10:20
10:20
- The greening effect described by remote sensing data was not coupled with phenological and tree growth rates in Mexico Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Arian Correa-Diaz (Instituto Nacional de Investigaciones Forestales Agricolas y Pecuarias) |
- 10:20 - 10:35 | 15 minutes Part of: General Session (Proxies and models)
- In temperature-limited ecosystems such as high-elevation forests, rising temperatures and increasing carbon dioxide can result in a greening eff...
- Talk
11:45
11:45
- Neogene paleotemperature estimates from lignin-methoxy hydrogen isotopes of sub-fossil wood in the Canadian Arctic Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Trevor Porter (University of Toronto Mississauga) |
- 11:45 - 12:00 | 15 minutes Part of: Symposium 4. Dendrogeochemistry ‘moving beyond potential’
- Neogene fossil beds in the Canadian Arctic Archipelago (CAA) provide a window into past greenhouse intervals and insights on what a future, warm...
- Talk
13:25
13:25
- Short fire intervals and long tree ring chronologies in the eastern Canadian taiga (Keynote presentation) Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- 13:25 - 14:00 | 35 minutes
- A gap of millennial tree-ring data suitable for dendroclimatology has long been evident in the North American bo...
- Keynote
-
14:05
14:05
- Forward modelling reveals a complex pattern of climatic control on wood formation in conifers at cold-limited sites Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Jelena Lange (Charles University) |
- 14:05 - 14:20 | 15 minutes Part of: General Session (Xylogenesis and anatomy)
- Treeline ecotones at high latitudes and high elevations are generally temperature-limited environments. However, there is evidence that temperat...
- Talk
14:20
14:20
- Origin of intra-annual density fluctuations in a semi-arid area of Northwestern China Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Jiani Gao (Université du Québec à Chicoutimi) |
- 14:20 - 14:35 | 15 minutes Part of: General Session (Xylogenesis and anatomy)
- Intra-annual density fluctuation (IADF) is a structural modification of the tree ring in response to fluctuations in the weather. To reveal the ...
- Talk
14:35
14:35
- Upscaling xylem phenology: Sample size matters Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Roberto Silvestro (Université du Québec à Chicoutimi) |
- 14:35 - 14:50 | 15 minutes Part of: General Session (Xylogenesis and anatomy)
- Trees exhibit different growth rates and timings of wood formation. However, the factors explaining these differences remain undetermined, makin...
- Talk
- The phylogenetic impact on hydrogen isotopes in sugars and cellulose of woody plant species Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- Speaker Marco Lehmann (WSL Birmensdorf) |
- 14:35 - 14:50 | 15 minutes Part of: Symposium 3. Ecophysiological interpretations of stable isotopes in dendroecology
- Hydrogen isotope ratios in tree ring cellulose (δ2HC) have been recognized as a potential proxy for plant-climate interactions, plant physiology...
- Talk
14:50
14:50
- Contrasting carbon allocation strategies related to wood porosity converge toward similar growth responses to drought Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Valentina Buttò (Université du Québec en Outaouais) |
- 14:50 - 15:05 | 15 minutes Part of: General Session (Xylogenesis and anatomy)
- In mixed forests, diffuse-porous and ring-porous species represent two distinct functional groups undergoing similar environmental variations, b...
- Talk
15:35
15:35
- Ecophysiological response of white spruce to climate in high-latitude boreal forests in North America Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- Speaker Laia Andreu-Hayles (Columbia University) |
- 15:35 - 15:50 | 15 minutes Part of: Symposium 3. Ecophysiological interpretations of stable isotopes in dendroecology
- The boreal forest located in high northern latitudes stores about a third of the world’s carbon and covers almost a quarter of the Earth’s land ...
- Talk