Polar Ice Cap - Earth

Earth

  • Extent of the Arctic sea-ice in September, 1978-2002

  • Extent of the Arctic sea-ice in February, 1978-2002

  • Earth as seen from Apollo 17, with southern polar ice cap visible (Courtesy NASA)

Read more about this topic:  Polar Ice Cap

Famous quotes containing the word earth:

    “I should be glad if all the meadows on the earth were left in a wild state, if that were the consequence of men’s beginning to redeem themselves.”
    —Henry David Thoreau (1817–1862)

    “Mary, hear,
    O Mary, marry earth, sea, air and fire;
    Our sacred earth in our day is our curse.”
    —Robert Lowell (1917–1977)

    “Earth laughs in flowers, to see her boastful boys
    Earth-proud, proud of the earth which is not theirs;
    Who steer the plough, but cannot steer their feet
    Clear of the grave.”
    —Ralph Waldo Emerson (1803–1882)