U.S. Army Cold Regions Research and Engineering Laboratory
72 Lyme Road, Hanover, New Hampshire, 03755 USA
CRREL Public Affairs Office: or 603-646-4386
Library Web Pagemaster: or 603-646-4238
| September
1997 highlights |
| The moss Drepanocladus uncinatus harbors 2 species of mites
which tolerate prolonged submersion in freshwater |
B-57603 |
| Marine food web and krill resource management are affected by
regional warming and reduced krill abundance |
B-57607 |
| PCR is found to be a useful method to detect bacteria of human origin
in antarctic environments |
B-57618 |
| Antarctic dry valleys are a valuable analogue for detecting microbial
life and diversity on Mars |
B-57626 |
| Colonization of antarctic environments by individual species may have
been very recent in evolutionary time scales |
B-57627 |
| Acinetobacter ADH-1 could be potentially useful to design
bioremediation processes in cold climate areas |
E-57617 |
| Polar dinosaurs lived under cold climates quite unlike those tolerated
by modern reptiles |
E-57643 |
| Overabundance of iodine and chlorine in antarctic rocks may be caused
by terrestrial contamination |
E-57683 |
| Moderate climate warming could result in basal thickening of the
Filchner-Ronne Ice Shelf and increase its longevity |
F-57605 |
| A gradual reduction in the number of viable microorganisms is
revealed at increasing depth of the Vostok core |
F-57727 |
| The Vostok core is believed to cover the past four glacial-interglacial
cycles (ca. 400,000 years) |
F-57741 |
| It is now possible to carry useful loads on direct flights from Cape
Town to many antarctic destinations |
G-57647 |
| The Russian icebreaker Kapitan Khlebnikov completed the
10th circumnavigation of Antarctica during summer '96-'97 |
G-57648 |
| The temporal variation of Cloud Condensation Nuclei spectra may
provide information on air-mass transport |
I-57582 |
| A stretched-grid general circulation model correctly simulates the
atmospheric dynamics of Antarctica and the globe |
I-57692 |
| Antarctic seasonal mass movement shows that the diabatic influences
at the antarctic surface have far-field impacts |
I-57695 |
| A 1992 oil spill near Faraday St. had a minor, localized and
short-term impact on the antarctic marine environment |
J-57684 |
| Biological productivity of the Elephant I. region depends upon the
major water-mass circulation patterns in the area |
J-57734 |
| There are asymmetrical auroral phenomena between the morning and
the afternoon regions |
K-57658 |
| The theta aurora develops during increased solar wind speed and high
northward interplanetary magnetic field magnitudes |
K-57688 |
| At temperature below -40°C seismic data loggers operate with
high voltage offsets and increasing input noise |
L-57660 |
October
1997 highlights |
| Evidence is found of human presence on Cape Shirreff during the
period of 1819 to 1824 |
A-57853 |
| The structure of the benthic ecosystems, as evolved in the two
hemispheres, is found to be rather similar |
B-57757 |
| Algal mats are most abundant in streambeds composed of stone
pavements, where nutrient concentrations are low |
B-57761 |
| Fatty acid signature analysis is important in studying foraging ecology
in free-ranging pinnipeds |
B-57765 |
| Seed banks have important implications for the decline or spread of
plant populations in response to changing climate |
B-57804 |
| Four species of high-antarctic fish are useful bioindicators for
organochlorine contamination in Antarctica |
B-57901 |
| Erebus gas plume contributes significantly to the antarctic
atmosphere and is detected in snow deposits |
E-57781 |
| A collector was designed and built to retrieve micrometeorites from
the floor of the South Pole Water Well |
E-57816 |
| The lowest ash-layers on Livingston I. may correspond to volcanic
eruptions at the beginning of the 19th century |
E-57836 |
| Floral diversity and abundance of individual hepatics were special
features of the Cretaceous high-latitude vegetation |
E-57896 |
| A close to 4% retreat of the ice cap surface occurred between 1956
and 1991 on Greenwich Island |
F-57841 |
| Core indicates that Law Dome remained an independent ice cap, not
overridden by the inland ice sheet in the Last Glacial Maximum |
F-57873 |
| Magnitude of volcanic events preserved within different ice cores is
compared using normalized sulfate flux |
F-57882 |
| All secondary cell accumulators, except the alkaline, are close to
useless in temperatures below -20°C |
G-57857 |
| Typical antarctic winter sea ice thickness supports maximum
aircraft weight of 2.6 MN on landing and take-off |
G-57884 |
| Model displays a sensitivity of 0.02°C global warming per
percent change in Southern Hemisphere sea ice coverage |
I-57773 |
| Inorganic C accumulation rates are a factor of 6-7 lower than organic
C accumulation rates in Weddell Sea sediments |
J-57898 |
| The Applied Physics Laboratory programs include an antarctic balloon
mission to study the solar magnetic field |
K-57815 |
| Antarctic O'Higgins Station performed the first successful geodetic
VLBI experiments during the Jan.-Feb. 1993 burst |
L-57771 |