PM10 size cut
activated fraction
atmospheric profiling
Vertical measurement of atmospheric properties including temperature, humidity, wind, and aerosol concentrations
avalanche runout distance
The horizontal distance an avalanche travels from the starting zone to where it stops
bio-physical criteria
cloud top height retrieval
Determination of cloud top altitude using atmospheric absorption in the oxygen A-band to infer pressure level
dormant season climate
Climate conditions outside the growing season when plants are not actively growing
forest fuel loads
Quantified biomass of combustible material including duff, litter, and downed woody debris classified by time to ignition
ice water content
Mass of ice particles per unit volume of air, typically expressed in kg m⁻³
light extinction
liquid layer base (LLB)
longwave CRE
maximum differential reflectivity (sZDRmax)
mixing height
moraine exposure age
precession
thermal coupling strength
Slope of the relationship between Tleaf and Tair as both vary over time (β = ∂Tleaf/∂Tair)
thermal insulation properties
thermoneutral zone
The range of ambient temperatures within which an organism can maintain body temperature without metabolic cost, ranging from 10-25°C for adult marmots