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Remote sensing is a great toolbox, but unless those tools are used to
solve real world problems, there is no reason they should exist.
The problems I am interested in concern human interactions with
natural processes that affect distributions of vegetation, and
the health of that vegetation to support biodiversity. Because
of this, my research focus is on the translation of remotely
sensed data into useful ecological information for process
modeling and resource management applications. Primary
applications include inventory and monitoring, carbon dynamics,
habitat, and biodiversity. By necessity, I focus on the full
spectrum of analyses from calibrating raw sensor data through
the development of land cover and cover change map products
using innovative approaches.Characterizing changes in
information quality as data are coarsened from specific to more
general is a key focus of my research. I remain actively engaged
in exploiting newer sensors data such as lidar, and in
integrating data from multiple sensors with field data for
effective use in ecology. I am on the editorial board of the
journal Remote Sensing of Environment and since the early 1990s,
I have been actively engaged in several aspects of the Landsat
satellite sensor program. Currently, I serve as a member of the
Landsat Science Team, preparing for the launch of the Landsat
Data Continuity Mission early next decade. On the personal
front, I enjoy my family, yoga, old-time music, partying with
friends, improving environmental awareness, peace (as opposed to
war), and social liberalism (no specific order implied). |
Warren B. Cohen
USFS Research Forester
LARSE Director
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My research focuses on providing ecological science
with tools to understand and map dynamic processes at the landscape, regional, and continental scales. Working
with national parks in the western U.S., I am helping develop approaches to match available remote sensing
technologies with long-term park monitoring goals. An important component of this and related work is tapping the
long-term archive of Landsat Thematic Mapper archive, developing new trajectory-based approaches to better capture
the processes on the landscape rather than just the static conditions at a single point in time. Another interest
is development of sampling designs for national-scale estimation of forest disturbance and for better deployment of
resources at the site and regional scale.
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Robert Kennedy
USFS Postdoc &
LARSE Co-Director |
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I am interested in ecological modeling with remote sensing for landscape and regional ecological information;
forest succession; ecological informatics and application development for ecological researches.
My current work includes linking time series of spectral data with different successional trajectories; spatial modeling of ecosystem production through
BiomBGC modeling; developing methods to quantify uncertainties associated with remote sensing analysis.
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Zhiqiang Yang
OSU Research Associate &
LARSE Co-Director |
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Main projects: Creating and validating forest
disturbance maps; modeling biophysical variables (stand age, LAI, biomass) using forest
inventory and remotely sensed data, (primarily Landsat); managing LARSE image database
and website; all around LARSE multi-tasker(aka "lab manager").
After years of living in two places and putting many miles on multiple cars, my husband
and I finally co-habitat in Corvallis together, full-time. This, of course, allows us to
be even busier with the things we like to do such as traveling, learning Spanish, yoga,
telemark skiing, surfing, running in the mountains and on the beach, playing ultimate frisbee, birding, and just generally enjoying the northwest.
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Maureen Duane
OSU Faculty
Research
Assistant &
LARSE Lab Manager
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Research Interests: carbon cycling in forest ecosystems and management strategies for increasing carbon
storage and sequestration, land cover and land-use change, ecology, succession, and disturbance regime of boreal forests, the role of
woody detritus in forest ecosystems including biomass, carbon, and nutrient budgets, Russian environmental history, forestry, forest
resources and their management,
peatlands and their role in the global balance of greenhouse gasses. |
Olga Krankina
OSU Assistant Professor
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The focus of my research is on the role of forests, woodlands and shrublands in the global carbon cycle.
I am the principal investigator of the Metolius ponderosa pine AmeriFlux sites that are in different developmental stages following
disturbance, where the goal is to understand how different successional stages of the entire forest ecosystems (plants and soils)
respond to disturbances such as land management and wildfire, and to interannual variation in climate. My research includes environmental
controls over ecosystem carbon dioxide and water vapor exchange, physiological responses to drought, and coupling of canopy gas exchange
and root-rhizosphere respiration. My past work has taken me to diverse habitats, from pine forests in the Southeast, to fir forests in
the upper Mid-West US, to deciduous forests in the Northeast US, to Oregon’s semi-arid woodlands and shrublands, as well as montane
and coastal evergreen forests. Personal interests include hiking, scuba diving, and photography. |
Bev Law
OSU Associate Professor |
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With a background
in environmental education, recreation, and land management, I
use remote sensing and geographic information systems to create
maps that show people what is happening on planet earth. My
current work includes validation for the LEDAPS project and
image analysis for the NELDA project. Previously, I have
contributed towards predicting invasive weeds on the Pacific
Crest Trail in southwest Oregon, identifying short vegetation in
the southern Cascade Mountains using LiDAR and Landsat TM,
analyzing effects of the Biscuit Wildfire in southwest Oregon,
and surveying for rare plants. Though I spend many hours
exploring the virtual world, I enjoy exploring the real world,
too. As often as possible, I am hiking, boating, skiing,
traveling, and wandering through the western U.S. |
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Peder
Nelson
OSU
Faculty
Research Assistant
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I recently completed my MS degree at
Southern Oregon University studying non-conifer vegetation
patterns in relation to environmental and disturbance variables.
My masters’ thesis work in addition to my earlier field research
in fire ecology, wildlife, and botany, led to an interest in
landscape and disturbance ecology as well as plant and animal
distributions. As a Research Assistant for LARSE I have been
able to continue investigating these interests using remote
sensing and GIS. While working in this virtual world I use my
past field experiences to critically analyze our remotely sensed
products. I am currently validating and performing spatial
analysis on a stand replacement disturbance map of northern
California. I also recently worked on a project monitoring
vegetation changes over time in national parks in southwest
Alaska. In my free time I like to get outside and explore
whenever I can. I enjoy mountain biking, skiing, backpacking,
and rafting.
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Eric
Pfaff
OSU Faculty
Research Assistant |
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My research
interests are in ecology and remote sensing, and they revolve
around the observation and quantification of changing landscapes
and the challenge of unraveling the driving processes and
consequences. Having recently migrated back to Montana, my
primary research focus is on the disturbance-driven forests of
the Rocky Mountains and the Pacific Northwest. My PhD research
dealt with quantification of conifer forest encroachment in the
Yellowstone region. My current LARSE research deals with
investigating linkages between the Forest Service’s Forest
Inventory and Analysis (FIA) data and Landsat satellite image
time-series to characterize biomass dynamics associated with
forest disturbance and regrowth. I also recently completed a
project for the Washington Department of Fish and Wildlife
characterizing trends in impervious surface in a rapidly
urbanizing region of western Washington. My personal interests
currently revolve around the newest addition in my life, my
daughter Augusta. |
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Scott
Powell
USFS Postdoc
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I work with Dave Turner on the ecosystem modeling component of the BigFoot project. Specifically, I
maintain the data and processes used to model gross primary production (GPP) and net primary production (NPP). My expertise is in the
management and analysis of spatial data.
Previously, I examined the spatial distribution of Port-Orford cedar root disease within the Smith River National Recreation Area, CA.
As one would expect, the spatial distribution is highly clumped (spatially autocorrelated), and the closer a stand is to an existing
infection the more likely it is to become infected. Go figure!
In a past life before heading into the realm of natural resources and ecology, I worked as an application developer for a big computer
consulting company. I wore a suit and tie everyday and helped sell canned fruits and vegetables. I am clearly heading in a better direction.
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Dave Ritts
OSU Faculty
Research
Assistant
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My research interests are
primarily in the area of spatially-distributed application of
ecosystem models for carbon cycle analysis. I look to remote
sensing sensors including Landsat, MODIS, and ICEsat for
spatially extensive model inputs. I am particularly concerned
with issues of spatial resolution, algorithm development, and
model validation. Current studies are focused on the carbon
budget of the West Coast of the US and previous studies have
included sites ranging from the Amazon Basin to Barrow Alaska.
In my classes and general science writing I am especially
interested in the global scale relationship of humanity to the
biosphere. I enjoy family and friends, hiking, mountain biking,
playing guitar, and travel. |
David Turner
OSU Associate Professor
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