Research in Vegetation Dynamics

Current Research Projects

Natural Resource Management for the Sustainable Range Program Co-PI, with R, Brooks. T. Bacestow), Commonwealth of Pennsylvania.


Do fuel treatments restore ecosystem function? Water use efficiency before and after fire suppression and fuels treatments in fire-prone pine forests in the western United States USDA-USDI Joint Fire Science Program.

Estimating forest productivity over regional and multidecadal time scales using carbon isotopes in tree rings. National Science Foundation, Geography and Spatial Sciences.


Mapping canopy fuel characteristics to assess potential fire behavior, Lassen Volcanic National Park California, USDI National Park Service.


A comparison of fire severity patterns in the late 19th and early 21st century in a mixed conifer forest landscape in the southern Cascades, USDA-USDI Joint Fire Sciences Program.


Using neutral models to evaluate the effects of topography and landscape patterns of fire severity:  a case study of Lassen Volcanic National Park, National Science Foundation, Doctoral Dissertation Improvement Grant for Andrew D. Pierce (co-PI)

Simulated effects of fuel treatments on fire behavior and viewsheds in the inner wildland urban interface of Yosemite National Park

Spatial characteristics and patterns of forest fire severity in the early 20th century, Lassen Volcanic National Park

Fire History of Yosemite Valley, California

Fire Regimes and Forest Structure of Guadalupe Mountains National Park, Texas

Completed Research Projects

(older projects are hosted on the old vegdyn web site)

Assessment of Natural Resouce Conditions at Selected Units in the Northeast Region of the National Park Service. USDI National Park Service.

Identifying spatially explicit reference conditions for forest landscape in the Lake Tahoe Basin, USA.

Fire History in Diamond Mountains, Lassen National Forest, Northern California

Stand Dynamics of Aspen, Lassen National Forest, Northern California

Identifying Reference Conditions for Mixed Conifer Forests in Yosemite National Park, California

Structure and Dynamics of Red Fir Forests, Lake Tahoe Basin, Nevada

Fire-climate Interactions in the Mediterranean Climate Areas of the Pacific Coast

Effects of fuel treatments on fuel loads and fire effects in Northeastern California forests

Anthropogenic and climate change impacts on forests in Northeastern California

20th Century vegetation Change in Chiricahua National Monument, Arizona

Structural and compositional change in forests of Chiricahua National Monument

Multiscale analysis of vegetation Dynamics in central Sierra Nevada

Bamboo regeneration dynamics in Giant panda habitat in China