8 Dossier(s) trouvé(s) pour le chercheur principal "Sherstone, David" (les projets pluriannuels sont regroupés): Vous ne trouvez pas les résultats souhaités? Essayez la recherche avancée..
chercheur principal:Sherstone, David A. Année(s) de permis:
1993
1992199119901988 Résumé:
Ice gauges are installed on river ice once the ice is strong enough to support researchers (20 gauges in the Mackenzie Delta and 15 gauges on Hay River). The gauges are read every 10 days to obtain total ice thickness, white ice thickness and snow depth. From these data, the rates of ice growth and decay can be calculated, and the approximate date of maximum ice thickness can also be determined....
chercheur principal:Sherstone, David A. Année(s) de permis:
1979
Résumé:
To conduct aerial photography to identify possible ice jam areas. To conduct aerial photography to identify alternate pipeline routes. To collect samples of river water for sediment load analysis....
chercheur principal:Sherstone, David A. Année(s) de permis:
1978
Résumé:
(1) Aerial photography program of hydrologic characteristics of ice break-up and movement in support of environmental engineering research. (2) Aerial photography program of glaciologically interesting areas and environmentally active areas....
chercheur principal:Sherstone, David A. Année(s) de permis:
1977
Résumé:
To acquire aerial photography of hydrologic characteristics of ice break-up and movement in the Mackenzie and lower Liard Rivers. To acquire photography of river break-up and environmentally sensitive areas along the proposed Arctic Islands pipeline route from Churchill to Spence Bay. To acquire photography of specific glaciology research sites throughout the Arctic Islands (with emphasis on the...