Post by L Roebuck on Jul 8, 2008 7:27:15 GMT -5
UT prof unearths clues about climate in caves
Geology professor and his students get muddy while collecting calcite in Georgetown cave.
By Asher Price, AMERICAN STATESMAN
If a stalactite hanging from a cave ceiling looks to the layman like an icicle, it's not a far-off comparison.
In the eyes of University of Texas geology professor Jay Banner, stalactites, and their up-from-the-ground cousins stalagmites — both mineral formations left behind by dripping or seeping water — amount to a frozen record of climate, rainfall and atmosphere changes over the past 70,000 years.
Full Text
Geology professor and his students get muddy while collecting calcite in Georgetown cave.
By Asher Price, AMERICAN STATESMAN
If a stalactite hanging from a cave ceiling looks to the layman like an icicle, it's not a far-off comparison.
In the eyes of University of Texas geology professor Jay Banner, stalactites, and their up-from-the-ground cousins stalagmites — both mineral formations left behind by dripping or seeping water — amount to a frozen record of climate, rainfall and atmosphere changes over the past 70,000 years.
Full Text