Results 161 to 170 of about 47,841 (257)

Application LANDSAT imagery to geologic mapping in the ice-free valleys of Antarctica [PDF]

open access: yes
The author has identified the following significant results. Studies in the Ice-Free Valleys are resulted in the compilation of a sizeable library of maps and publications.
Houston, R. S.   +2 more
core   +1 more source

Stored mafic/ultramafic crust and early Archean mantle depletion [PDF]

open access: yes
Both early and late Archean rocks from greenstone belts and felsic gneiss complexes exhibit positive epsilon(Nd) values of +1 to +5 by 3.5 Ga, demonstrating that a depleted mantle reservoir existed very early.
Chase, Clement G., Patchett, P. J.
core   +1 more source

Remote sensing of geobotanical relations in Georgia [PDF]

open access: yes
The application of remote sensing to geological investigations, with special attention to geobotanical factors, was evaluated. The general areas of investigation included: (1) recognition of mineral deposits; (2) geological mapping; (3) delineation of ...
Arden, D. D., Jr., Westra, R. N.
core   +1 more source

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