Results 51 to 60 of about 2,559,818 (130)

INDIGENOUS LAND TENURE AND LAND USE IN ALASKA: COMMUNITY IMPACTS OF THE ALASKA NATIVE CLAIMS SETTLEMENT ACT [PDF]

open access: yes
Through the utilization of qualitative methods such as archival analysis, semi-structured interviewing, comparative and extended case studies, and observation, this paper closely examines two related Alaska Native communities.
Hirsch, Brian H., Jacobs, Harvey M.
core   +1 more source

Glyptostrobus europaeus (Brongn.) Heer in Arkansas [PDF]

open access: yes, 1970
Glyptostrobus europaeus (Brongn.) Heer, a fossil gymnosperm is found at a few locations in central North America, in deposits of the Eocene. This work cites previously reported localities and reports a new site at Hooker, Arkansas.
Wittlake, Eugene B.
core   +2 more sources

A Biogeographic History of the Plains Bison Focusing on Population and Range Dynamics [PDF]

open access: yes, 2015
Early bison originated in Asia and migrated to North America by means of the Bering Land Bridge, which opened around 600,000 years ago. Just after the Wisconsin glaciation (11, 700 years ago), there were two allopatric species of bison residing in North ...
Roman, Grace
core   +2 more sources

Dragonflies of North America

open access: gold, 1955
C. Francis Byers   +2 more
openalex   +1 more source

Mobility decisions of European doctoral researchers. [PDF]

open access: yes
Student mobility remains an important component for the completion of a European Higher Education and Research Area. Two issues at the forefront are increasing student mobility within Europe as well as worries about a ‘brain drain’ of talented graduate ...
Lykogianni, Elissavet   +2 more
core  

Seasonal prediction and predictability of wind power potential over North America

open access: gold, 2023
Xiaosong Yang   +5 more
openalex   +1 more source

Observations of, and sources of the spatial and temporal variability of ozone in the middle atmosphere on climatological time scales (OZMAP) and equatorial dynamics: Seasonal variations of ozone trends [PDF]

open access: yes
The long term trends (least square linear regression with time) of ozone content at seven European, seven North American, three Japanese and two tropical stations during 21 years (1964 to 1984) are analyzed.
Entzian, G.   +2 more
core   +1 more source

NORTH AMERICA: Early Man in North America [PDF]

open access: yesAmerican Anthropologist, 1976
openaire   +1 more source

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