Gases responsible for the greenhouse effect. These gases include: water vapor; carbon dioxide; methane; nitrous oxide; chlorofluorocarbons; and tropospheric ozone.
Desalinated seawater frozen to the base of some Antarctic ice shelves that becomes exposed to view when an iceberg separates from the shelf and capsizes. The green color of the ice, and of the seawate
r from which it froze, is due to dissolved organic matter.
The contiguous ice sheet covering most of the Greenland subcontinent. Strictly speaking, it does not also refer to the adjacent small ice caps and glaciers that are physically separated from the main
ice mass.
A coronal emission line at 530.3 nm from Fe XIV. The green line is one of the strongest visible coronal lines. It identifies moderate temperature regions of the corona; it is enhanced in coronal strea
mers above inversion lines, and diminished in coronal holes.