2 Dossier(s) trouvé(s) à l’emplacement "Région désignée des Gwich'in" (les projets pluriannuels sont regroupés): Vous ne trouvez pas les résultats souhaités? Essayez la recherche avancée..
chercheur principal: Année(s) de permis:20082007
2006
2005200420032002200120001999199819971996199519941993199219911990 Résumé:
The active layer, overlying the permafrost layer, is the surface earth material that thaws and re-freezes each year. Active layer thickness and character can influence hunting, fishing, forestry, gardening, transportation and construction. Changes in the active layer can contribute to landslides which may damage structures, hamper transportation, affect water quality, and influence surface and sub...
chercheur principal: Année(s) de permis:2006
2005
Résumé:
The main objectives of the field reconnaissance at landslide sites are as follows:
o To visit landslide sites that exhibit on-going movement in order to qualify the rate of movement;
o To identify main failure mechanisms and factors that contributed to slope failures;
o To validate previous data collected through airphoto interpretation and remote sensing techniques;
o To collect soil samples ...