puits (1) vallée (1) temps (durée) (1) fleuve (1) recherche (1) province (1) lac (1) analyse (1) géomorphologie (1) évaluation (1) environnement (1) énergie (1) ville (1) Komotiní (1) Units of measurement (1) Time (1) Rivers (1) Research (1) Power resources (1) Power (Mechanics) (1) Nature and nurture (1) Magnetic susceptibility (1) Lake sediments (1) Geomorphology (1) Fresh water (1) Force and energy (1) Evaluation (1) Euthenics (1) Ecology (1) Adaptation (Biology) (1)