4141 to 4152 of 13906 results
Heavy metal variations in polar ice cores may reflect changes in global airborne pollution1. Reported profiles from Antarctica1–3 and Greenland4, where sampling resolution was normally larger than a year, have […]
The Earth’s plasmapause is a source of natural radio emission in the myriametric wavelength range (λvac∼10 km) and several mechanisms have been proposed for its generation. One such theory advocates […]
We infer that the Trinity Peninsula Group of the Antarctic Peninsula was deposited in a fore-arc basin(s) of composite type located between the Gondwanian arc massif (consisting of plutonic and […]
In an earlier paper (Green and Hamilton, J. atmos. terr. Phys.40, 1223, 1978), we reported on a preliminary analysis of six months’ magnetic data from the conjugate stations St. Anthony […]