4849 to 4860 of 13961 results
Whole‐rock and mineral analyses of polydeformed mica‐schist, quartzite, marble and amphibolite are presented from Signy Island, South Orkney Islands, part of the Scotia metamorphic complex. Whole‐rock chemistry suggests that the […]
A subduction-accretion model incorporating new geophysical data is presented to explain the geology of the Antarctic Peninsula from late Palaeozoic to Cenozoic time. According to the model, the peninsula consists […]
The installation of a Fabry–Perot interferometer at Halley (75.5° S, 26.8° W; L = 4.2), Antarctica, has now allowed the first comparison to be made between Southern Hemisphere ground-based thermospheric […]
The 35 × 20 km Cerro Galán resurgent caldera is the largest post-Miocene caldera so far identified in the Andes. The Cerro Galán complex developed on a late pre-Cambrian to […]
Beauchêne Island is the most isolated of the Falkland Islands archipelago and until the authors’ visit there in 1980 little was known or published about the island and its biota […]
Smith (1982) reported the discovery in 1981 of Antarctic hair grass Deschampsia antarctica Desv. on the largest of the Refuge Islands (68° 21′ S) in Marguerite Bay, off the south-west […]
Icequakes at or near the bed of a glacier have the potential to allow us to investigate theinteraction of ice with the underlying till or bedrock. Understanding this interaction is […]