Listování
od 

undermined area
undermined area, geology, risk assessment, land use planning
undermined areas
Underworld
undrained conditions
undrained stress paths
UNESCO, IGCP, SIDA, Projekt 594
Únětice culture
uniaxial compression
uniaxial compressive strength
unicorn
Unis
Unisankh
Unisankh Unis
unit-cell parameters
United Arab Emirates
units
university course, geoscientific methods, geoethics, geoscience, archaeology, geobiochemistry
unsaturated soil
unsaturated soils