Word: pickaxes
(lookup in dictionary)
(lookup stats)
Dates: during 2000-2009
Sort By: most recent first
(reverse)
Carrying a pickax and shovel, Boston University geologist David Marchant trudges up a snow-dusted side canyon to Beacon Valley. The ground beneath his feet is as intricately patterned as a quilt, and under its rubble-strewn surface lurks a glacier of venerable age. Marchant believes this glacier has been frozen in place for millions of years--and if he's right, the ice in the glacier holds invaluable clues to an earlier epoch of global warming, one that offers a provocative parallel to the warming expected later in this century...