Sessions in which Mareike Hirsch participates
13:30
13:30
- Symposium 5. Applications of dendrochronology in urban environments Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- 13:30 - 15:00 | 1 hour 30 minutes
- As of 2020, 56% of the world’s population live in urban areas. These individuals benefit from numerous ecosystem servic...
- Talk
14:30
14:30
- Drought tolerance differs between urban tree species but is not affected by traffic pollution Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- Speaker Mareike Hirsch (University of Freiburg) |
- 14:30 - 14:45 | 15 minutes Part of: Symposium 5. Applications of dendrochronology in urban environments
- Urban trees provide multiple benefits such as shading and cooling, which become more and more important due to the increasing frequency and seve...
- Talk
Sessions in which Mareike Hirsch attends
13:30
13:30
- Workshop. Best practices for using tree-ring stable isotopes of Carbon and Oxygen in paleoclimate and ecophysiology. Coeur des Sciences, Sherbrooke Building, UQAM - Classroom (SH-3260)
- 13:30 - 17:00 | 3 hours 30 minutes
- Free, in person and onlineThe stable isotopic composi...
- Workshop
8:45
8:45
- Dr. Florence Hawley Ellis Lecture (Keynote presentation) Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- 8:45 - 9:15 | 30 minutes
- Africa is faced with a number of challenges including climate change and ecological disturbance due to various anthropogenic activities. These p...
- Keynote
-
9:20
9:20
- General Session (Dendroclimatology, PT1) Coeur des Sciences, Sherbrooke Building, UQAM - Classroom (SH-3420)
- 9:20 - 10:35 | 1 hour 15 minutes
- Talk
- Tree-ring data reject the leading edge-trailing edge hypothesis for species range change Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Margaret Evans (University of Arizona) |
- 9:20 - 9:35 | 15 minutes Part of: General Session (Dendroecology, PT1)
- Climate change poses an existential threat to trees, given our understanding of the importance of climate in shaping their geographic distributi...
- Talk
- General Session (Dendroecology, PT1) Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- 9:20 - 10:35 | 1 hour 15 minutes
- Talk
10:05
10:05
- Long-term carbon storage and residence time in old-growth forests Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Dario Martin-Benito (INIA-CSIC) |
- 10:05 - 10:20 | 15 minutes Part of: General Session (Dendroecology, PT1)
- Forest disturbances and tree growth are major drivers of dynamics and long-term carbon storage in forests. Combining forest inventory data and t...
- Talk
10:20
10:20
- Using dendrochronological data to characterize the spatio-temporal structure of climate variablity Coeur des Sciences, Sherbrooke Building, UQAM - Classroom (SH-3420)
- Speaker Raphaël Hébert (Alfred-Wegener-Institute) |
- 10:20 - 10:35 | 15 minutes Part of: General Session (Dendroclimatology, PT1)
- The spatial scale of climate fluctuations, or effective spatial degrees of freedom (ESDOF), depends on the timescale and the forcing: while loca...
- Talk
11:00
11:00
- General Session (New perspectives and developments) Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- 11:00 - 12:15 | 1 hour 15 minutes
- Talk
- General Session (Dendroclimatology, PT2) Coeur des Sciences, Sherbrooke Building, UQAM - Classroom (SH-3420)
- 11:00 - 12:15 | 1 hour 15 minutes
- Talk
- Toward a Historiography of Dendrochronology Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker James Capshew (Indiana University) |
- 11:00 - 11:15 | 15 minutes Part of: General Session (New perspectives and developments)
- "Emerging in the early 20th century, the scientific study of tree-rings has a rich but under-cultivated history. This project reviews the histor...
- Talk
11:15
11:15
- Emerging technologies with dendrochronology: platforms, progress, and potential Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Daniel Griffin (University of Minnesota) |
- 11:15 - 11:30 | 15 minutes Part of: General Session (New perspectives and developments)
- Ultra high resolution imaging is becoming standard across the sciences and must be a priority for dendrochronology. Large format scanners fail t...
- Talk
11:30
11:30
- To discard or not to discard: On cross-dating ecological tree-ring collections Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Neil Pederson (Harvard Forest) |
- 11:30 - 11:45 | 15 minutes Part of: General Session (New perspectives and developments)
- Tree-ring research has given generations of scientists a long memory of what is acceptable for a tree to be included for data analysis. The esta...
- Talk
- 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
11:45
11:45
- High-resolution wood surface imaging for dendrochronology: towards the development of unbiased reflectance timeseries Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Milos Rydval (Czech University of Life Sciences Prague) |
- 11:45 - 12:00 | 15 minutes Part of: General Session (New perspectives and developments)
- Dendroclimatic reconstructions play a key role in contextualizing recent climate change by improving our understanding of past climate variabili...
- Talk
12:00
12:00
- 800 years of summer European-North Atlantic jet stream variability and its impact on climate extremes and human systems Coeur des Sciences, Sherbrooke Building, UQAM - Classroom (SH-3420)
- Speaker Valerie Trouet (University of Arizona) |
- 12:00 - 12:15 | 15 minutes Part of: General Session (Dendroclimatology, PT2)
- Climate extremes are driven by a combination of thermodynamical and dynamical factors. In Europe, the primary dynamical driver of summer climate...
- Talk
15:15
15:15
- General Session (Dendroclimatology, PT4) Coeur des Sciences, Sherbrooke Building, UQAM - Classroom (SH-3420)
- 15:15 - 17:15 | 2 hours
- Talk
- General Session (Dendrogeochemistry) Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- 15:15 - 17:15 | 2 hours
- Talk
17:00
17:00
- Persistent and cumulative impacts of drought on forest growth: a Douglas fir case study Coeur des Sciences, Sherbrooke Building, UQAM - Classroom (SH-3420)
- Speaker Andria Dawson (Mount Royal University) |
- 17:00 - 17:15 | 15 minutes Part of: General Session (Dendroclimatology, PT4)
- Circulation models forecast changes in global temperature and precipitation that will likely alter forest function. North America is expected to...
- Talk
8:45
8:45
- Exact Dating of the First Europeans in the Americas (Keynote presentation) Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- 8:45 - 9:15 | 30 minutes
- Dendrochronology is considered one the most precise of all the scientific dating techniques. However, it requires ...
- Keynote
-
9:20
9:20
- Development of a universal response function to integrate climatic and genetic effects on diameter growth of eastern white pine Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Steve Chhin (West Virginia University) |
- 9:20 - 9:35 | 15 minutes Part of: Symposium 2. Common garden experiments to evaluate tree adaptation in a changing climate
- The main objective of this study was to develop a universal response function to integrate climatic and genetic effects on the diameter growth o...
- Talk
9:50
9:50
- The evolutionary value of tree-ring plasticity in Douglas-fir Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Philippe Rozenberg (INRAE) |
- 9:50 - 10:05 | 15 minutes Part of: Symposium 2. Common garden experiments to evaluate tree adaptation in a changing climate
- Climate change threatens forest trees. Their ability to resist depends on their potential to adapt. Phenotypic plasticity, i.e. the potential fo...
- Talk
10:05
10:05
- Joining dendroecology and genomic approaches to identify genes implicated in resilience to drought in the model conifer Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Claire Depardieu (Université Laval) |
- 10:05 - 10:20 | 15 minutes Part of: Symposium 2. Common garden experiments to evaluate tree adaptation in a changing climate
- Rapidly warming climate affects water availability for boreal conifer species, thus urging the need for assessing their adaptive capacity to bet...
- Talk
11:00
11:00
- General Session (Dendrogeosystems) Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- 11:00 - 12:15 | 1 hour 15 minutes
- Talk
11:45
11:45
- Drought legacy effects in radial tree growth are meaningful but rarely significant under heightened statistical scrutiny Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Stefan Klesse (Swiss Federal Research Institute WSL) |
- 11:45 - 12:00 | 15 minutes Part of: General Session (Dendrogeosystems)
- "Drought legacy effects (DLE) in radial tree growth (RTG) have been extensively studied over the last decade and are found to critically influen...
- Talk
12:30
12:30
- Poster Session Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- 12:30 - 14:30 | 2 hours
- Posters
15:15
15:15
- General Session (Dendroclimatology, PT4) (rescheduled) Coeur des Sciences, Sherbrooke Building, UQAM - Classroom (SH-3420)
- 15:15 - 17:15 | 2 hours
- Talk
- General Session (Dendrogeochemistry) (reescheduled) Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- 15:15 - 17:15 | 2 hours
- Talk
16:00
16:00
- Subfossil trees re-date the Laacher See eruption to 13,006 BP and synchronize the Younger Dryas (reescheduled) Coeur des Sciences, Sherbrooke Building, UQAM - Classroom (SH-3420)
- Speaker Frederick Reinig (Johannes Gutenberg University Mainz) |
- 16:00 - 16:15 | 15 minutes Part of: General Session (Dendroclimatology, PT4) (rescheduled)
- The Laacher See Eruption (LSE) ranks among Europe’s largest Upper Pleistocene volcanic events. Although its tephra deposits represent an importa...
- Talk
16:15
16:15
- Long-term drought effects on semi-arid forests influenced tree capacity to respond to abrupt seasonal changes (reescheduled) Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- Speaker Paul Szejner (Instituto de Geología Universidad Nacional Autonoma de Mexico) |
- 16:15 - 16:30 | 15 minutes Part of: General Session (Dendrogeochemistry) (reescheduled)
- The ongoing North American megadrought has persisted since the year 2000, and has been characterized by anomalously low amounts of winter and su...
- Talk
16:45
16:45
- Does disturbance impact the climate sensitivity of surviving trees in diverse temperate forests? (reescheduled) Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Tessa Mandra (Harvard Forest) |
- 16:45 - 17:00 | 15 minutes Part of: General Session (Dendroecology, PT2) (rescheduled)
- Insect and pathogen outbreaks, fires, hurricanes, severe drought and other disturbances alter the structure, composition and function of forests...
- Talk
17:00
17:00
- Persistent and cumulative impacts of drought on forest growth: a Douglas fir case study (reescheduled) Coeur des Sciences, Sherbrooke Building, UQAM - Classroom (SH-3420)
- Speaker Andria Dawson (Mount Royal University) |
- 17:00 - 17:15 | 15 minutes Part of: General Session (Dendroclimatology, PT4) (rescheduled)
- Circulation models forecast changes in global temperature and precipitation that will likely alter forest function. North America is expected to...
- Talk
8:45
8:45
- A tipping point for tropical tree longevity (Keynote presentation) Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- 8:45 - 9:15 | 30 minutes
- How old are tropical trees? This fundamental question has long driven the curiosity of laymen and scientists. But only recently, a great number ...
- Keynote
-
9:20
9:20
- General Session (Proxies and models) Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- 9:20 - 10:50 | 1 hour 30 minutes
- Talk
- IPCC Paleoclimate Streamlining: An alternative Perspective on Common Era Temperature Variability Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Jan Esper (Johannes Gutenberg University Mainz) |
- 9:20 - 9:35 | 15 minutes Part of: General Session (Proxies and models)
- The assessment of pre-instrumental climate variability during the Common Era (CE) has been a key element of IPCC reports and was recently emphas...
- Talk
11:00
11:00
- Time delays between environmental forcing and isotopic signatures of tree-rings Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- Speaker Fabio Gennaretti (Uqat) |
- 11:00 - 11:15 | 15 minutes Part of: Symposium 4. Dendrogeochemistry ‘moving beyond potential’
- The use of multiple data from tree-rings, including isotopic ratios and xylogenesis monitoring, can enhance our interpretations on tree function...
- Talk
- Symposium 4. Dendrogeochemistry ‘moving beyond potential’ Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- 11:00 - 12:15 | 1 hour 15 minutes
- In their book chapter in 2011 Gagen et al. (2011) highlighted the need for stable isotope de...
- 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
- General Session (Xylogenesis and anatomy) Coeur des Sciences, Sherbrooke Building, UQAM - Salle polyvalente (SH-4800)
- 14:05 - 15:35 | 1 hour 30 minutes
- Talk
- Symposium 3. Ecophysiological interpretations of stable isotopes in dendroecology Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- 14:05 - 15:50 | 1 hour 45 minutes
- The interpretation of stable isotopes in a dendroecological framework can provide powerfu...
- 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
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
15:05
15:05
- Global trends and drivers of photosynthetic carbon isotope discrimination in trees Coeur des Sciences, Sherbrooke Building, UQAM - Amphitheatre (SH-2800)
- Speaker Soumaya Belmecheri (Laboratory of Tree Ring Reserch) |
- 15:05 - 15:20 | 15 minutes Part of: Symposium 3. Ecophysiological interpretations of stable isotopes in dendroecology
- Under elevated CO2, photosynthetic carbon isotope discrimination is expected to increase in response to photosynthesis stimulation. While this r...
- Talk