Postdoctoral Research Associate
- Ph.D., 2010, Oregon State University
- M.S., 2002, University of Michigan
- B.S., 1997, University of Michigan
Landscape ecology, dendroecology, restoration and management of mixed-conifer forests, treeline ecology, integrating field data with remotely sensed imagery.
- Implications of thinning conifer forests to adapt to climate change.
- Multi-scale climatic, topographic, and biotic controls of tree invasion in the forest tundra ecotone.
- Determining past, present, and future composition and structural dynamics of Sierra Nevada mixed-conifer forests in response to altered disturbance regimes and climate change.
- HSJ Zald, Spies TA, Huso M, Gatziolis D (2012) Climatic, landform, microtopographic, and overstory canopy controls of tree invasion in a subalpine meadow landscape, Oregon Cascades, USA. Landscape Ecology 8: 1197-1212.
- Zald HSJ (2009) Extent and spatial patterns of grass bald meadow loss (1948- 2000), Oregon Coast Range, USA. Plant Ecology 201: 517-529.
- Zald HSJ, Gray AN, North M, Kern RA (2008) Initial tree regeneration responses to fire and thinning treatment in a Sierra Nevada mixed-conifer forest, USA. Forest Ecology and Management 256:168-179.
- Meyer M, North M, Gray AN, Zald HSJ (2007) Influence of Soil Thickness on Stand Characteristics in a Sierra Nevada Mixed-Conifer Forest. Plant and Soil 294:113-123.
- Hurteau M, North M, Zald HSJ (2007) Species-specific response to climate reconstruction in upper-elevation mixed-conifer forests of the western Sierra Nevada, California, USA. Canadian Journal of Forest Research 37:1681-1691.
- North M, Innes J, Zald HSJ (2007) Comparison of thinning and prescribed fire restoration treatments to Sierran mixed-conifer historic conditions. Canadian Journal of Forest Research 37:331-342.
- Gray AN, Zald HSJ, Kern RA, North M (2005) Stand conditions associated with tree regeneration in Sierran mixed-conifer forests. Forest Science 51:198-210.
- Wilking M, Juday GP, Barber VA, Zald HSJ (2004) Recent climate warming forces contrasting growth responses of white spruce at treeline in Alaska through temperature thresholds. Global Change Biology 10:1724-1736.