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  • The vegetation of salt marshes at some coastal sites in arctic North America
  • The paleolithic of Northeastern Asia and its relations with the paleolithic of America
  • 9communications à une conférence tenue en 1975 à l'Arctic Institute of North America pour informer les hommes d'affaires, les représentants du gouvernement, les professeurs canadiens, de la nature et des potentialités de l'Alaska, afin de développer
  • The spatial variability of seasonal mean temperature departures at 26 stations around Antarctica, southern South America and nearly islands is shown using factor analysis.
  • lateral movements in the Early Cretaceous. During this period, the Antarctic Peninsula area occupied an important paleogeographical position, near the junction of major new seaways that were opening between South America and Africa, along the eastern coast
  • Old Crow tephra is the first extensive Pleistocene tephra unit to be documented in the northwestern part of North America. It has an age between the limits of 60,000 and 12,000 yr, set by C and fission-track measurements, respectively. Old Crow