(n.) An immense field or stream of ice, formed in the region of perpetual snow, and moving slowly down a mountain slope or valley, as in the Alps, or over an extended area, as in Greenland.
Example Sentences:
(1) The melting of sea ice, ice caps and glaciers across the planet is one of the clearest signs of global warming and the UK-led team of scientists will use the data from CryoSat-2 to track how this is affecting ocean currents, sea levels and the overall global climate.
(2) Raw power Standing before a glacier in Greenland as it calves icebergs into the dark waters of a cavernous fjord is to witness the raw power of a natural process we have accelerated but will now struggle to control.
(3) It’s walkable to the trailhead for the Hielo Azul glacier, and a network of mountain refuges, all with camping ( trekelbolson.com ).
(4) Facebook Twitter Pinterest Satellite view of Antarctica with the Thwaites glacier marked in red.
(5) Higher air temperatures can increase surface melting, but warm ocean currents accelerate ice loss more when glaciers flow into the sea.
(6) In December the US Geological Survey also warned that sea-level rise could be even worse than feared, as much as 1.5 metres by the end of this century, partly due to increased melting of the volume of water stored in glaciers in Antarctica and Greenland.
(7) These glaciers are receding world-wide, in the Himalayas, Andes and Rocky Mountains.
(8) Glaciers in the Alps have lost about two-thirds of their volume since 1850.
(9) "Going to look at glaciers melting in Norway registers in a way that planting a tree in Wales would not.
(10) The striking images of Cameron posing on the ice with huskies on the way to visiting a melting glacier in 2006 marked a turning point for the Conservatives, who had been seen by many voters as uncaring.
(11) But because meltwater can percolate down to lubricate the undersides of glaciers, and because warmer oceans can lift the ends of glaciers up off the sea floor and remove a natural brake, the ice itself can end up getting dumped into the sea, unmelted.
(12) This would make those glaciers more vulnerable to melting than had been previously anticipated.
(13) Instead he said the buildup of ice was caused by the aftermath of a collision between a huge iceberg known as B09B and the Mertz Glacier Tongue.
(14) "I believe this data is the most reliable estimate of global glacier mass balance that has been produced to date," said Bamber.
(15) Using aerial surveys and satellite imagery, they monitored the lakes and tracked the progress of glaciers moving toward the coast.
(16) Mitchell Feierstein, chief executive of Glacier Environmental Funds, said the CDM had long been overshadowed by bigger opportunities for green investors.
(17) A global glacier database called the Randolph Glacier Inventory made the study possible.
(18) Facebook Twitter Pinterest The gust of warm air that caused the unprecedented thaw in Greenland's surface ice also appears to have caused unusually high run-off from a glacier, wiping out a crossing near a key research and transport hub.
(19) The package includes a night at the Hilton Nordica Hotel in Reykjavik, the base for the cast and crew during filming, and features trips to the Hofdabrekkuheidi area and the Vatnajökull glacier in Skaftafell, both of which featured in character Jon Snow's epic trek beyond the wall.
(20) Locals have nicknamed it "blue diamond"; its colour comes from being cleaved from centuries-old compressed ice at the ancient heart of the glacier.
Gradient
Definition:
(a.) Moving by steps; walking; as, gradient automata.
(a.) Rising or descending by regular degrees of inclination; as, the gradient line of a railroad.
(a.) Adapted for walking, as the feet of certain birds.
(n.) The rate of regular or graded ascent or descent in a road; grade.
(n.) A part of a road which slopes upward or downward; a portion of a way not level; a grade.
(n.) The rate of increase or decrease of a variable magnitude, or the curve which represents it; as, a thermometric gradient.
Example Sentences:
(1) Apparently, the irradiation with visible light of a low intensity creates an additional proton gradient and thus stimulates a new replication and division cycle in the population of cells whose membranes do not have delta pH necessary for the initiation of these processes.
(2) Size analysis of the solubilized IgA IP employing sucrose density gradient ultracentrifugation, indicated that these were heterogeneous, with a size generally larger than 19 S.
(3) The pH gradient measured with dimethyloxazolidine-2,4-dione and acetylsalicylic acid was very small in both bacteria at a high pH above 8, and was not affected significantly by the addition of CCCP.
(4) Brief treadmill exercise tests showed appropriate rate response to increased walking speed and gradient.
(5) Histone mRNA, labeled with 32P or 3H-methionine during the S phase of partially synchronized HeLa cells, was isolated from the polyribosomes and purified as a "9S" component by sucrose gradient sedimentation.
(6) These results indicate that during IPPV the increased Pcv attenuates the pressure gradient for venous return and decreases CO and that the compensatory increase in Psf is caused by a blood shift from unstressed to stressed blood volume.
(7) Crossed immunoelectrophoresis and sucrose density gradient ultracentrifugation of the patient's plasma showed his prothrombin to be qualitatively indistinguishable from normal prothrombin by these techniques.
(8) The family history and associated anomalies were recorded and particular attention was paid to temperature gradients and neurocirculatory deficits with respect to band location.
(9) High velocity flow with a characteristic contour was recorded in patients with a significant gradient.
(10) Odds ratios were computed by multiple logistic regression analysis and revealed no additional relationships; however, there were suggested dose-response gradients for height, weight at age 20, and body surface area in the Japanese women and for breast size in the Caucasian women.
(11) This heretogeneity occurred mainly as a progressive, decreasing gradient in the first half of this pathway, between the rough endoplasmic reticulum and the mi-cisternae of the Golgi apparatus.
(12) Although the brain AP50 is prominently phosphorylated by an endogenous protein kinase in isolated coated vesicle preparations, the neuronal AP50 was not detectably phosphorylated in intact cells as assessed by two-dimensional non-equilibrium pH gradient gel electrophoresis of labeled cells dissolved directly in SDS-containing buffers.
(13) Thin layers of carbon (20 microns) and vacuoles (30 microns) suggested a large temperature gradient along the tissue ablation front.
(14) Samples are separated with a Perkoll gradient of densities (1.053, 1.069, 1.079 and 1.095).
(15) In conclusion, the ability of distal tubules to establish a significant pH gradient will contribute to the titration of non bicarbonate buffers, i.e., to titratable acid formation.
(16) From this proliferating layer, precursor cells migrate outwards to reach the developing neostriatum in a sequential fashion according to two gradients of histogenesis.
(17) At midclimax, adult and larval RBCs were separated on a Renografin continuous density gradient.
(18) After methylene blue, the gradient in resting potential across the circular layer was greatly reduced or abolished.
(19) The rhodamine 123-induced growth inhibition was partially reversed by treating the dye-pre-exposed infected erythrocytes with the proton ionophore carbonyl-cyanide m-chlorophenylhydrazone, which dissipates transmembrane proton gradients.
(20) Partially purified VLPs were found to sediment at 183S in sucrose gradients and to cross-react with antibody in acute phase sera from geographically isolated cases of ET-NANBH.