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  • The introduction and diffusion of the African honeybee in South America
  • favored its spread north of 35 deg. S latitude except at high altitudes. The A. calculates the rate of spread since 1957, useful for those concerned with its imminent invasion of subtropical North America. - (DWG)
  • Red spruce tree-ring widths and densities in eastern North America as indicators of past climate
  • Dendroclimatological studies in eastern North America are enhanced by the use of long-time series of maximum latewood densities determined by x-ray densitometry. Maximum density and width series of Picea rubens Sarg. from high elevations in Maine
  • Periglacial geomorphology in North America : current research and future trends
  • Persistence of anomalous moisture conditions in the interior plains of North America
  • Länder und Klima: Nord-und Südamerika.. (Countries and climate: North and South America)
  • Rainfall in South America: seasonal trends and spatial correlations
  • Glacial development and temperature trends in the Antarctic and in South America in Antarctic glacial history and world palaeoenvironments.
  • Subalpine forests: a world perspective with emphasis on western North America
  • Os dominios morfoclimaticos na América do Sul Les domaines morphoclimatiques de l'Amérique du Sud
  • Population regionals a perspective in geographic space of India in Natural hazards management in South America.
  • Chronology of late Wisconsinan glaciation in middle North America
  • We propose a chronology of late Wisconsinan glacial fluctuations in middle North America, from Alberta to Wisconsin, based on radiocarbon dates derived solely from wood. Previous chronologies of the southwestern margin of the North American
  • Sea level pressure patterns over Eastern North America, 1899-1976
  • (1899-1976) ; Amérique du Nord ; Analyse harmonique ; Anomalie climatique ; Centre d'action ; Circulation atmosphérique ; Circulation latitudinale ; Cycle climatique ; Durée ; Eastern North America ; Géographie physique ; Indice de circulation
  • Progressive accretion in the Middle America Trench, Southern Mexico
  • The lithology and age distribution of a seismic unit characterised by landward dipping reflectors suggest progressive underthrusting and uplift of Trench deposits along the inner slope of the Middle America Trench. The fastest uplift and deformation
  • Rates of sediment accumulation in pollen cores from small lakes and mires of eastern North America
  • Pleistocene ice wedge casts at 34o S eastern Andes piedmont, south-west of South America
  • An analysis of the chronology of late Pleistocene mammalian extinctions in North America
  • Some features of the growing season precipitation fluctuations in the Interior Plains of North America
  • Spatial patterns of drought in the interior plains of North America
  • An analysis of twentieth century climate fluctuations in Northern North America
  • Seasonal climatic anomaly types for the North Pacific sector and Western North America