Warren Helgason

Accuracy of snow depth estimation in mountain and prairie environments by an unmanned aerial vehicle

Phillip Harder, Michael Schirmer, John W. Pomeroy et al. · ˜The œcryosphere · 2016 · 154 citations · Full text

Earth Observation, Engineering, Geomorphology +19

Improving sub-canopy snow depth mapping with unmanned aerial vehicles: lidar versus structure-from-motion techniques

Phillip Harder, John W. Pomeroy, Warren Helgason · ˜The œcryosphere · 2020 · 140 citations · Full text

Earth Observation, Sub-canopy Snow, Engineering +21

Diurnal and Seasonal Dynamics of Solar‐Induced Chlorophyll Fluorescence, Vegetation Indices, and Gross Primary Productivity in the Boreal Forest

Zoe Pierrat, Troy S. Magney, Nicholas C. Parazoo et al. · Journal of Geophysical Research Biogeosciences · 2022 · 112 citations · Full text

Vegetation Indices, Engineering, Health Sciences +15

Bias corrections of precipitation measurements across experimental sites in different ecoclimatic regions of western Canada

Xicai Pan, Daqing Yang, Yanping Li et al. · ˜The œcryosphere · 2016 · 81 citations · Full text

Precipitation Measurements, Filtering Procedure, Bias Corrections +19

Problems Closing the Energy Balance over a Homogeneous Snow Cover during Midwinter

Warren Helgason, John W. Pomeroy · Journal of Hydrometeorology · 2011 · 71 citations · Full text

Climatology, Meteorology, Snowpack Temperatures +14