ML
Member Since 2012
Mark J. Lara
Assistant Professor, University of Illinois at Urbana-Champaign
AGU Research
Search
Filters
Clear All
Frost boils increase rates of permafrost degradation in northern Alaska
ANALYZING SUBSURFACE PROCESSES IN PERMAFROST-AFFECTED REGIONS AND THEIR IMPACTS ON INFRASTRUCTURE AND CLIMATE I POSTER
cryosphere | 11 december 2024
Mark J. Lara, Jennifer Fraterrigo
Warming at high-latitudes are transforming ice-rich permafrost landscapes as the surface subsides with permafrost thaw. Although there is substantial ...
View Abstract
Modeling Net Carbon Uptake Over an Environmental and Latitudinal Gradient in Northern Alaska from 1990 – 2030: Comparisons with Novel Plant Trait Maps
THE RESILIENCE AND VULNERABILITY OF ARCTIC AND BOREAL ECOSYSTEMS TO CLIMATE CHANGE IV ORAL
biogeosciences | 11 december 2024
Eugenie S. Euskirchen, Tobey Carman, Wenqu Chen, J...
Recent and ongoing changes in boreal and Arctic vegetation, soils, and productivity associated with a warming climate are expected to result in unprec...
View Abstract
Detecting plant species variation in retrogressive thaw slumps from a simulated AVIRIS-3 and UAS data
THE RESILIENCE AND VULNERABILITY OF ARCTIC AND BOREAL ECOSYSTEMS TO CLIMATE CHANGE VII ELIGHTNING
biogeosciences | 11 december 2024
Bhagyashree Verma, Emma Hall, Mark J. Lara
The rapid increase in the initiation and expansion of Retrogressive Thaw Slumps (RTS) in the Arctic are transforming permafrost landscapes. This influ...
View Abstract
Biophysical and Topographic Influences on Ice-wedge Degradation Patterns in Arctic Alaska
LANDSCAPE CHANGES AND CARBON CYCLING IN COLD REGIONS III POSTER
earth and planetary surface processes | 10 december 2024
Katherine Braun, Christian G. Andresen, Jacob A. M...
The degradation of ice-wedge terrain is altering permafrost landscapes across the Arctic Coastal Plain of Alaska. The uneven progression of degradatio...
View Abstract
Identifying Historical Retrogressive Thaw Slump Activity in Two Regions of Northern Alaska Using Lake Sediment Archives
LANDSCAPE CHANGES AND CARBON CYCLING IN COLD REGIONS I ORAL
earth and planetary surface processes | 10 december 2024
Melissa L. Chipman, ilexxis morales, Mark J. Lara
Arctic regions are experiencing unprecedented anthropogenic warming, resulting in a suite of environmental changes. In ice-rich terrains, which contai...
View Abstract
Age of Drained Lake Basin Impacts on CO2 and CH4 Fluxes in Northern Alaska
VULNERABILITY OF PERMAFROST CARBON TO CLIMATE CHANGE II ORAL
biogeosciences | 15 december 2023
Caroline Ludden, Christian G. Andresen, Mark J. La...
Permafrost regions are warming at a much higher rate than the rest of the world, resulting in higher rates of permafrost thaw and associated hydrogeom...
View Abstract
Peatland Fires Increase Between 1985 and 2023 across Alaska
FIRE IMPACTS ON WATERSHED HYDROLOGY, BIOGEOCHEMISTRY, AND BIODIVERSITY III ORAL
global environmental change | 15 december 2023
Mark J. Lara, Roger J. Michaelides, Umakant Mishra...
During recent summers anomalously warm and dry climatic conditions increased wildfires across Alaska, elevating the prevalence of peatland fires. Alth...
View Abstract
Interactions between wildfire, spectral diversity, and surface subsidence on the Yukon-Kuskokwim River Delta
ADVANCES IN OBSERVING, QUANTIFYING, AND MODELING PERMAFROST, SNOW, AND VEGETATION DYNAMICS IN HIGH-LATITUDE OR HIGH-ELEVATION ENVIRONMENTS II POSTER
cryosphere | 12 december 2023
Duncan Anderson, Mark J. Lara, Roger J. Michaelide...
Tundra Fires can dramatically influence plant species cover and abundance, organic layer depth, and the magnitude of seasonal permafrost thaw. However...
View Abstract